secsvssepTell them apart

Quick tell: secs is a adjective, sep is a noun, so they fill different roles in a sentence.

Which to use

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

#10,237
“secs” frequency rank
#24,774
“sep” frequency rank
35011
confusion score

Side-by-Side Comparison

Feature secs sep
Definition Masculin pluriel de sec. Pièce de bois ou de fer, fixée à l'age d'une charrue, et qui porte le soc et le versoir.

Where the eye mixes secs and sep

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
secs
3 ch
sep

Look-alike desk: secs vs sep

These two trip readers on the page rather than in the ear: secs is \sɛk\ while sep is \sɛp\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 35011, derived from the frequency rank of both members and their visual similarity.

secs is recorded at frequency rank #10,237, classified as anadj, pronounced \sɛk\. sep is at rank #24,774, tagged as anoun, pronounced \sɛp\.

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 35011, this pair ranks #279,798 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of secs vs sep

Shared letters: es. Private to "secs": c. Private to "sep": p.

"secs" · 4 letters · shape CVCC  ·  "sep" · 3 letters · shape CVC

Known mistypes of this pair

  • secsescs · sces · seccs · secss · sesc · ssecs

Frequently Asked Questions

Can "secs" and "sep" be used interchangeably?
No - they are not even the same part of speech. "secs" is an adjective and "sep" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "secs" or "sep" show up more?
"secs" is the more common of the two: it sits at frequency rank #10,237 in our French list, against #24,774 for "sep". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "secs" and "sep" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "secs" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sep" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #279,798 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "secs" and "sep" also get mixed up with nearby pairs, the highest-scored neighbour is "sep vs suu". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #279,798 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list