centainesvscertainsWhat's the difference?

Quick tell: centaines is a noun, certains is an adjective, so they fill different roles in a sentence.

Which to use

“centaines” is a noun and “certains” is an adjective - they look or sound alike but fill different roles in a sentence.

#2,262
“centaines” frequency rank
#263
“certains” frequency rank
2525
confusion score

Side-by-Side Comparison

Feature centaines certains
Definition Pluriel de centaine (au sens numérique). Masculin pluriel de certain.

Where the spellings diverge

Shared letters are muted; the letters that actually set centaines and certains apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.

9 ch
centaines
8 ch
certains

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: centaines is \sɑ̃.tɛn\ while certains is \sɛʁ.tɛ̃\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 2525, derived from the frequency rank of both members and their visual similarity.

centaines is recorded at frequency rank #2,262, classified as anoun, pronounced \sɑ̃.tɛn\. certains is at rank #263, tagged as anadj, pronounced \sɛʁ.tɛ̃\.

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 2525, this pair ranks #435,977 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of centaines vs certains

Shared letters: aceinst. Private to "centaines": -. Private to "certains": r.

"centaines" · 9 letters · shape CVCCVVCVC  ·  "certains" · 8 letters · shape CVCCVVCC

Known mistypes of this pair

  • centainesccentaines · cenatines · cenntaines · centaiens · centainess · centainnes · centainse · centanies
  • certainsccertains · ceratins · cerrtains · certainns · certainss · certaisn · certanis · certians

Frequency comparison

centaines#2,262
certains#263

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "centaines" and "certains" be used interchangeably?
No - they are not even the same part of speech. "centaines" is a noun and "certains" an adjective, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "centaines" or "certains"?
"certains" is the more common of the two: it sits at frequency rank #263 in our French list, against #2,262 for "centaines". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering centaines vs certains

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “centaines”; for an adjective, it's “certains”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “centaines” 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