Cognates

  • -ous becomes -eux

    Many English adjectives ending in -ous have French equivalents ending in -eux. This pattern is especially useful because many of these words come from related Latin roots. Common examples include dangerous and dangereux, curious and curieux, and serious and sérieux. The pattern is common, but it is not automatic. Some English words ending in -ous…

  • -ory becomes -oire

    English words ending in -ory often correspond to French words ending in -oire. Both forms derive from Latin adjectives ending in -orius. The pattern reflects shared etymological roots rather than direct borrowing between the modern languages. This correspondence aids vocabulary recognition for learners of either language. The match is consistent for many common terms but…

  • -ous becomes -eux

    Many English adjectives ending in -ous have close French matches ending in -eux. This is one of the most useful word patterns in French. It can help with reading and guessing meaning, because a large number of English and French words come from the same Latin roots. Examples such as dangerous → dangereux and curious…

  • -ty becomes -té

    Many French nouns ending in -té match English nouns ending in -ty. Both often come from the same Latin source. The French form usually kept -té, while English often changed it into -ty. Because of this shared history, many pairs look and sound alike and have close meanings. Examples include: This pattern is very common…

  • -al becomes -al or -el

    Many English adjectives ending in -al have close French matches ending in -al or -el. This is a useful pattern because both languages inherited many of these words from Latin. In many cases, the English and French forms are almost the same, with only small spelling shifts. Examples such as normal → normal and natural…

  • -em becomes -ème

    English has many words that end in “em,” like problem, system, and poem, and most of them come from French. The French versions end in “ème” instead, so problem becomes le problème, system becomes le système, and poem becomes le poème. The pattern is simple: you just change the “em” at the end to “ème.”…

  • -fy becomes -fier

    English has many verbs that end in “fy,” like certify, simplify, and justify, and they almost all come from French. The French versions end in “fier” instead, so certify becomes certifier, simplify becomes simplifier, and justify becomes justifier. The pattern is simple for most of them: you just change the ending “fy” to “fier.” These…

  • -ty becomes té

    English has many words that end in “ty,” like liberty, beauty, and certainty, and they almost all come from French. The French versions end in “té” instead, so liberty becomes la liberté, beauty becomes la beauté, and certainty becomes la certitude. The pattern is simple for most of them: you just drop the “y” from…