trimestrevstrimestresWhat's the difference?

Which to use

“trimestre” and “trimestres” are a confusable French pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#5,198
“trimestre” frequency rank
#23,718
“trimestres” frequency rank
28916
confusion score

Side-by-Side Comparison

Feature trimestre trimestres
Definition Espace de trois mois. Pluriel de trimestre.

Where the spellings diverge

Shared letters are muted; the letters that actually set trimestre and trimestres apart are highlighted. They share 9 letters in sequence, which is exactly why the eye skips the difference.

9 ch
trimestre
10 ch
trimestres

Spelling & Dictionary Insight

This is the hard kind. trimestre and trimestres are pronounced identically (\tʁi.mɛstʁ\) and both work as anoun. Neither the ear nor the grammar will rescue you; only the meaning does, so the glosses below are the whole decision. They differ by 1 extra letter(s) - “trimestre” sits inside “trimestres”. Our composite confusion score for this pair is 28916, derived from the frequency rank of both members and their visual similarity.

trimestre is recorded at frequency rank #5,198, classified as anoun, pronounced \tʁi.mɛstʁ\. trimestres is at rank #23,718, tagged as anoun, pronounced \tʁi.mɛstʁ\.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 28916, this pair ranks #319,847 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of trimestre vs trimestres

Shared letters: eimrst. Private to "trimestre": -. Private to "trimestres": -.

"trimestre" · 9 letters · shape CCVCVCCCV  ·  "trimestres" · 10 letters · shape CCVCVCCCVC

Known mistypes of this pair

  • trimestrertimestre · tirmestre · triemstre · trimesrte · trimesstre · trimester · trimestrre · trimesttre
  • trimestresrtimestres · tirmestres · triemstres · trimesrtes · trimesstres · trimesters · trimestress · trimestrres

Frequency comparison

trimestre#5,198
trimestres#23,718

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "trimestre" and "trimestres" be used interchangeably?
No. They are pronounced the same (\tʁi.mɛstʁ\), which is exactly why they get swapped in writing, but the dictionary meanings above are different, and pronunciation is no guide here.
Which is more common, "trimestre" or "trimestres"?
"trimestre" is the more common of the two: it sits at frequency rank #5,198 in our French list, against #23,718 for "trimestres". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering trimestre vs trimestres

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “trimestre” entry
  • Browse more pairs most likely to be confused. Most confusable

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list