Wordnets in the World


The Global WordNet Organization is pleased to post information about wordnets on its website and welcomes submissions reporting on relevant work. Strictly commercial efforts will not be posted. Open source efforts are strongly encouraged. We only post links to resources that follow the wordnet design, which includes

  • links to WordNet (Princeton or others that are linked to PWN)
  • WN structure (minimally: synset, hyponymy)

Wordnets in the World

Wordnets in the World
Language Resource name Developer(s) Contact Online Browsing License Other Resources
Afrikaans Afrikaans WordNet North-West University, South Africa Gerhard van Huyssteen Ané Bekker NO FREE FOR ACADEMIC USE
Albanian AlbaNet Vlora University, Vlora, Albania Ervin Ruci YES OPEN (GPL)
Arabic Arabic WordNet Arabic WordNet Horacio Rodriguez (OMW) OPEN
Multilingual (200+ languages) Open Multilingual Wordnet Linguistics and Multilingual Studies, NTU Francis Bond YES OPEN
Multilingual (Hindi/ Indonesian/ Japanese/ Lao/ Mongolian/ Burmese/ Nepali/ Sinhala/ Thai/ Vietnamese) Asian WordNet National Electronics and Computer Technology Center (NECTEC)Thai Computational Linguistics Laboratory (TCL)NICT, Kyoto, Japan Virach Sornlertlamvanich at tcllab/Virach Sornlertlamvanich at nectec Hitoshi Isahara YES OPEN BSD (only Thai WordNet downloadable right now), BROWSE ONLINE ONLY
Multilingual (Malaysian/ Indonesian) Wordnet Bahasa Linguistics and Multilingual Studies, NTU wn-msa-developers Francis Bond YES OPEN
Multilingual (Bantu languages) African WordNet University of South Africa (UNISA) in PretoriaNorth-West University, South Africa Sonja Bosch Handré Groenewald N/A N/A N/A
Multilingual (English/ Spanish/ Catalan/ Basque/ Italian) Multilingual Central Repository University of the Basque CountryDepartment of Software, Technical University of Catalonia (UPC) Eneko Agirre Arantza Díaz-Ilarraza German Rigau YES CC By 3.0(except Basque: CC-BY-NC-SA) Web EuroWordnet Interface 0.2 (by LSI-UPC)
Bengali Bengali WordNet Indian Statistical Institute, Kolkata, India Niladri Sekhar Dash YES CC By 3.0 Bengali WordNet
Bulgarian BulNet Institute for Bulgarian Language (IBL), Bulgarian Academy of Sciences, Sofia, Bulgaria Svetla Koeva YES CC By 3.0 ELDA/ELRA Bulgarian WordNet (BulNet) BulSemCor
Multilingual (Bulgarian/ Czech/ Greek/ Romanian/ Serbian/ Turkish) BalkaNet DATABASE LABORATORY, COMPUTER ENGINEERING AND INFORMATICS DEPARTMENT UNIVERSITY OF PATRAS Dimitrios N. Christodoulakis George Atanassov Totkov YES (Not Working) N/A
Chinese (Traditional) Chinese Wordnet Lab of Ontologies, Language Processing and e-Humanities, National Taiwan University, Taipei, Republic of China (Taiwan), Academica Sinica, Taipei, Republic of China (Taiwan) Chu-Ren Shu-Kai Hsieh YES WordNet Chinese Wordnet
Chinese (Simplified) Chinese Open Wordnet (COW) Linguistics and Multilingual Studies, NTU Francis Bond YES OPEN
Croatian Croatian WordNet (CroWN) University of Zagreb, Faculty of Humanities and Social Sciences, Department/Institute of Linguistics Ida Raffaelli Marko Tadic NO FREE CC-BY-NC-SA
Czech Czech WordNet Institute of Formal and Applied Linguistics, Faculty of Mathematics and Physics, Charles University in Prague Karel Pala NO FREE OLD VERSION: CC-BY-NC-SA – NEW VERSION: RESTRICTED Czech WordNet 1.9 PDT ELDA/ELRA Czech WordNet
Danish DanNet Center for Sprogteknologi, Københavns Universitet, Copenhagen, DenmarkSociety for Danish Language and Literature, DSL, Denmark Bolette Sandford Pedersen Jørg Asmussen YES OPEN
Dutch Open Source WordNet Dutch Open Source WordNet CLTL, Vrije Universiteit Amsterdam Piek Vossen NO OPEN CLTL VU University
Dutch EuroWordNet Dutch University of Amsterdam Piek Vossen NO RESTRICTED ELDA/ELRA EuroWordNet Dutch
Dutch Combinatorial and Relational Network as Toolkit for Dutch Language Technology (Cornetto) Language and Communication, Faculty of Arts, Vrije Universiteit AmsterdamNederlandse Taalunie Piek Vossen YES RESTRICTED (Browse Online Free) TST Centrale Cornetto
English WordNet 3.01 Princeton University Christiane D. Fellbaum YES OPEN SemCor Princeton WordNet Gloss Corpus MASC Senseval
English EuroWordNet English University of Sheffield Yorick Wilks NO RESTRICTED ELDA/ELRA EuroWordNet English Addition to English WordNet
Estonian Estonian Wordnet (EstWN) University of Tartu Heili Orav YES OPEN CC – BY – NC META-SHARE Estonian WordNet(EstWordNet) ELDA/ELRA EuroWordNet Estonian
Finnish FinnWordNet University of Helsinki Krister Lindén YES OPEN CC-BY
French WOLF ALPAGE team: INRIA, Université Paris Diderot – Paris 7 Benoît Sagot (OMW) OPEN Cecill-C
French WoNeF CEA-LIST Quentin Pradet YES OPEN CC-BY SA 3.0 FR Browse online, Download WoNeF
French EuroWordNet French Université d’Avignon et des Paysdu Vaucluse (AVI) Laboratoire d’Ínformatique Memodata, Caen Marc Elbeze Dominique Dutoit NO RESTRICTED ELDA/ELRA EuroWordNet French
German GermaNet Universität Tübingen Erhard Hinrichs NO OPEN FOR ACADEMIC USE WebCaGe
German EuroWordNet German Universität Tübingen Erhard Hinrichs NO RESTRICTED ELDA/ELRA EuroWordNet German
Hebrew Hebrew WordNet University of Haifa, Israel Shuly Wintner YES OPEN Browse online (on MultiWordNet)
Hindi Hindi WordNet Indian Institute of Technology Bombay Powai, Mumbai Pushpak Bhattacharya YES OPEN GNU FDL
Hungarian Hungarian WordNet (HuWN) University of Szeged et al Veronika Vincze NO OPEN FOR ACADEMIC USE MetaShare Commons NonCommercial-NoRedistribution (MSCommons_NoCOM-NC-NR)
Icelandic NordicNet (HuWN) Viki, Iceland Heidar Jon Hannesson NO N/A N/A
Italian ItalWordNet (EuroWordNet Italian) Istituto di Linguistica Computazionale C.N.R., Pisa, Italy Nicoletta Calzolari Adriana Roventini Rita Marinelli YES RESTRICTED ELDA/ELRA ISST (Italian Syntactic-Semantic Treebank)
Multilingual (Italian/ Spanish/ Portuguese/ Hebrew/ Romanian/ Latin) MultiWordNet Fondazione Bruno Kessler, Center for Communication and Information Technology, Human Language Technology Group, Trento, Italy Christian Girardi MultiWordNet Staff YES OPEN CC-BY 3.0 (Filled Request Form required) MultiSemCor+
Irish Líonra Séimeantach na Gaeilge (LSG) Irish Language Semantic Network Saint Louis University, Missouri, USA Kevin Scannel YES (3D Browser) GNU GPL v3 wordnet-gaeilge on Google Code
Japanese Japanese WordNet National Institute of Information and Communications Technology of Japan (NICT), Kyoto, Japan  Francis BondHitoshi Isahara (Kyoto) YES OPEN JP EN Jsemcor
Multilingual (Japanese/ Chinese/ German) Multi-Lingual Semantic Network project Darren Cook Darren Cook YES MIT License (equivalent to the BSD and LGPL)
Multilingual (Hindi/ Assamese/ Bengali/ Bodo/ Gujarati/ Kannada/ Kashmiri/ Konkani/ Malayalam/ Meitei/ Marathi/ Nepali/ Sanskrit/ Tamil/ Telugu/ Punjabi/ Urdu/ Oriya) IndoWordNet Center for Indian Language Technology – CFILT, Indian Institute of Technology Bombay, Powai, Mumbai Prof. Pushpak Bhattacharya YES BROWSE ONLINE ONLY Visualize on IndoWordNet Visualizer
Kannada IndianNet N/A Senthil Nathan N/A N/A N/A
Korean N/A N/A Seo Jung Yun N/A N/A N/A
Korean KorLex (Korean WordNet) Pusan National University Aesun Yoon YES (Not Working) BROWSE ONLINE ONLY (KorLex) Browse Online (login as ‘guest’)
Kurdish KurdNet University of Kurdistan Purya Aliabadi, Kyumars Sheykh Esmaili NO N/A
French Memodata – Alexandria MEMODATA, CAEN (FRANCE) Dominique Dutoit YES BROWSE ONLINE ONLY
Latin MultiWordNet Latin University of Verona Stefano Minozzi YES CC-BY 3.0 (Filled Request Form required)
Latvian N/A Institute of Mathematics and Computer Science, University of Latvia Normunds Gruzitis N/A N/A N/A
Macedonian Macedonian WordNet Ss. Cyril and Methodius University & Staffordshire University Martin Saveski & Igor Trajkovski NO CC BY-NC 3.0 (Upon request to Dr. Saveski ) Automatic Construction of Wordnets by Using Machine Translation and Language Modeling
Malayalam (Kerala, India) Malayalam WordNet Cochin University of Science and Technology Varghese Aniyan Kizhakkeparampil YES BROWSE ONLINE Facebook
Maltese N/A University of Malta Michael Spagnol N/A N/A N/A
Marathi Marathi WordNet Indian Institute of Technology Bombay Powai, Mumbai Pushpak Bhattacharya YES BROWSE OLINE ONLY
Moldavian BalkaNet Kishinev, Moldova, Institute of Mathematics of Academy of Sciences of Moldova Valentina Demidova N/A N/A
Nepali N/A Kishinev, Moldova, Kathmandu University Niraj Shrestha N/A N/A N/A
Norwegian Norwegian wordnet Bergen University, Norway Helge Dyvik N/A N/A N/A
Oriya N/A Utkal University Sanghamitra Mohanty N/A N/A N/A
Persian PersiaNet PersiaNet New Jersey, USA F. Keyvan N/A N/A N/A
Persian FarsNet Shahid Beheshti University, Tehran, Iran, and Iran Telecommunication Research Center (ITRC) Mehrnoush Shamsfard YES OPEN FOR ACADEMIC USE FarsNet Web Application
Persian Persian Wordnet University of Tehran, NLP Lab, Tehran, Iran Heshaam Faili Mortaza Montazery NO OPEN
Polish plWordNet (Slowosiec) Wroclaw University of Technology Dr. Maciej Piasecki YES OPEN FOR ACADEMIC USE
Polish PolNet Adam Mickiewicz University (Poznan’, Poland) Dr. Prof. Z. Vetulani NO OPEN under a customized Creative Commons Public License (filling a form is required) Download PolNet
Portuguese Onto.PT – Portuguese WordNet CISUC, University of Coimbra Hugo Gonçalo Oliveira YES OPEN CC BY 3.0 Browse online, Download Onto.PT
Portuguese OpenWN-PT (Brazilian Portuguese Wordnet) Fundação Getúlio Vargas University, Escola de Matemática Aplicada, Rio de Janeiro, Brazil Alexandre Rademaker (OMW) OPEN OpenWN-PT on GitHub
Portuguese WordNet.PT – Portuguese WordNet Centro de Linguística da Universidade de Lisboa Palmira Marrafa YES BROWSE ONLINE ONLY
Romanian BalkaNet Alexandru Ioan Cuza University, Iasi, Romania and Institute for Artificial Intelligence, Romanian Academy, Bucharest Dan Cristea Dan Tufis YES OPEN SemCor-En/Ro
Romanian Romanian WordNet Institute for Artificial Intelligence, Romanian Academy, Bucharest Dan Tufis YES BROWSE ONLINE ONLY
Russian Russian Wordnet (Русский Wordnet) Wordnet.ru Ilya Gelfenbeyn NO OPEN
Russian RussNet University of Saint Petersburg, Russia Irina Azarova NO RESTRICTED (sample available for free)
Russian Russian WordNet Center for Information Research at the Computer Center of the Moscow State University Tatyana Yudina N/A N/A N/A
Sanskrit ilts-utkal.org Utkal University Sanghamitra Mohanty N/A N/A
Sanskrit Sanskrit Wordnet Indian Institute of Technology, Centre for Indian Language Technology Bombay Powai, Mumbai Malhar Kulkarni Pushpak Bhattacharya YES OPEN GNU FDL (Filled Request Form required)
Serbian BalkaNet Faculty of Mathematics, University of Belgrade, Serbia Gordana Pavlovic-Lazetic Dusko Vitas N/A N/A
Serbian Serbian Wordnet (SrpWN) Faculty of Mathematics, University of Belgrade, Serbia Gordana Pavlovic-Lazetic Cvetana Krstev NO OPEN CC_BY-NC
Sinhala Sinhala Wordnet Department of Computer Science and Engineering, University of Moratuwa, Moratuwa, Sri Lanka Daya Chinthana Wimalasuriya, Gihan Dias NO OPEN not available yet
Slovenian sloWNet Dept. of Translation, Faculty of Arts, University of Ljubljana and Dept. for Knowledge Technologies, Jozef Stefan Institute Darja Fiser Cvetana Krstev YES OPEN email Darja Fiser for a download link
Spanish EuroWordNet Spanish UNED/UPC/UB Felisa Verdejo NO RESTRICTED ELDA/ELRA
Swedish N/A Dept. of Swedish University of Goteborg Maria Toporowska Gronostaj N/A N/A N/A
Swedish N/A Department of Linguistics & Phonetics, Lund University Åke Viberg N/A N/A N/A
Tamil Tamil WordNet AU-KBC Research Centre MIT Campus of Anna University Chromepet Lalitha Devi Sobha NO OPEN Download Tamil WordNet
Turkish BalkaNet Center for Turkish Language and Speech Processing Kemal Oflazer YES (Not Working) N/A

Related Products

Related Products
Product Resource name Owner(s) Contact Distributor
Multilingual Wordnet (over 100 languages) UWN MPI, Germany Gerard de Melo use on line/download (various licenses)
Domain lexicon Wordnet Domains FBK, HLT Group, Trento, Italy Bernardo Magnini Obtain Wordnet Domains under CC BY 3.0
German Thesaurus OpenThesaurus Daniel Naber Daniel Naber free download from OpenThesaurus


  • als Ervin Ruci (2008) On the current state of Albanet and related applications, Technical Report, University of Vlora
  • arb Horacio Rodríguez, David Farwell, Javi Farreres, Manuel Bertran, Musa Alkhalifa, M. Antonia Martí, William Black, Sabri Elkateb, James Kirk, Adam Pease, Piek Vossen, and Christiane Fellbaum. Arabic WordNet: Current State and Future Extensions in: Proceedings of the Fourth International GlobalWordNet Conference – GWC 2008, Szeged, Hungary, January 22-25, 2008
  • cat, eus, glg, spa, Aitor Gonzalez-Agirre, Egoitz Laparra and German Rigau (2012) Multilingual Central Repository version 3.0: upgrading a very large lexical knowledge base. In Proceedings of the 6th Global WordNet Conference (GWC 2012) Matsue, Japan.
  • eng Christiane Fellbaum. (ed.) (1998) WordNet: An Electronic Lexical Database. Cambridge, MA: MIT Press; George A. Miller (1995). WordNet: A Lexical Database for English. Communications of the ACM Vol. 38, No. 11: 39-41.
  • fas Montazery, Mortaza and Heshaam Faili (2010) Automatic Persian WordNet Construction, the 23rd International conference on computational linguistics pp. 846–850
  • fin Lindén K., Carlson. L., (2010) FinnWordNet — WordNet påfinska via översättning,LexicoNordica — Nordic Journal of Lexicography, 17:119–140
  • fre Benoit Sagot and Darla Fišer (2008) Building a free French wordnet from multilingual resources, E. L. R. A. (ELRA) (ed.), Proceedings of the Sixth International Language Resources and Evaluation (LREC’08), Marrakech, Morocco
  • fre Q. Pradet, G. de Chalendar, J. Baguenier-Desormeaux (2014). WoNeF, an improved, expanded and evaluated automatic French translation of WordNet, In Proceedings of the Seventh Global WordNet Conference, Tartu, Estonia, January 25-29, 2014, 32-39
  • heb Noam Ordan and Shuly Wintner (2007) Hebrew WordNet: a test case of aligning lexical databases across languages. International Journal of Translation 19(1):39–58, 2007
  • ita Emanuele Pianta, Luisa Bentivogli and Christian Girardi. (2002) MultiWordNet: Developing an Aligned Multilingual Database. In Proceedings of the First International Conference on Global WordNet, Mysore, India, January 21-25, 2002, pp. 293-302.
  • ind,zsm Nurril Hirfana Mohamed Noor, Suerya Sapuan and Francis Bond (2011) Creating the open Wordnet Bahasa In Proceedings of the 25th Pacific Asia Conference on Language, Information and Computation (PACLIC 25) pages 258–267. Singapore
  • jpn Hitoshi Isahara, Francis Bond, Kiyotaka Uchimoto, Masao Utiyama and Kyoko Kanzaki (2008) Development of Japanese WordNet. In LREC-2008, Marrakech.
  • kur P. Aliabadi, M. S. Ahmadi, S. Salavati, K. Sheykh Esmaili (2014). Towards Building KurdNet, the Kurdish WordNet, In Proceedings of the Seventh Global WordNet Conference, Tartu, Estonia, January 25-29, 2014, 1-6
  • rom Dan Tufiş, Verginica Barbu Mititelu, Dan Ştefănescu, Radu Ion, TheRomanian Wordnet in a Nutshell. Language and Evaluation, Springer, Vol. 47, no. 2, 2013, ISSN 1574-020X, DOI: 10.1007/s10579-013-9230-7
  • pol Maciej Piasecki, Stanisław Szpakowicz and Bartosz Broda. (2009) A Wordnet from the Ground Up.] Wroclaw: Oficyna Wydawnicza Politechniki Wroclawskiej, Poland.
  • por Valeria de Paiva and Alexandre Rademaker (2012) Revisiting a Brazilian wordnet. In Proceedings of Global Wordnet Conference, Matsue. Global Wordnet Association. (also with Gerard de Melo’s contribution)
  • sin I. Wijesiri, M. Gallage, B. Gunathilaka, M. Lakjeewa, D. Wimalasuriya, G. Dias, R. Paranavithana, N. de Silva (2014). Building a WordNet for Sinhala, In Proceedings of the Seventh Global WordNet Conference, Tartu, Estonia, January 25-29, 2014, 100-108
  • tha Thoongsup S., Charoenporn T., Robkop K., Sinthurahat T., Mokarat C., Sornlertlamvanich V., Isahara H. (2009) Thai Wordnet Construction, Proceedings of The 7th Workshop on Asian Language Resources (ALR7), Joint conference of the 47th Annual Meeting of the Association for Computational Linguistics (ACL) and the 4th International Joint Conference on Natural Language Processing (IJCNLP) Suntec, Singapore