| Altaic Etymology | | Online database version of the Altaic Etymological Dictionary by S. Starostin, A. Dybo and O. Mudrak. |
| Exploring English Words | | Exploring English words that are derived from Latin and Greek sources with etymologies and vocabulary activities. |
| Focusing on Words | | An advanced Latin-Greek-English vocabulary source of etymologies with thematic units of roots, prefixes, and suffixes, and vocabulary quizzes. |
| MooT | | The game of grammar, semantics, and etymology. Play online the game that investigates the history and meaning of English words. |
| Nautical Expressions in the Vernacular | | Myriad expressions in everyday English have nautical origins. This web page lists expressions and definitions mentioned by listswains, members of the Patrick O'Brian Mailing List, also known as the Gunroom. |
| New Words In English | | Neologisms and novel uses of words in English collected by members of the class Linguistics/English 215, Words in English: Structure, History and Use, taught by Suzanne Kemmer at Rice University. |
| Oxford English Dictionary | | Presents a word a day complete with pronunciation, spellings, etymology, quotations and date chart. | |
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