seingvssennaTell them apart

Quick tell: seing is a noun, senna is a verb, so they fill different roles in a sentence.

Which to use

“seing” is a noun and “senna” is a verb - they look or sound alike but fill different roles in a sentence.

#38,041
“seing” frequency rank
#31,254
“senna” frequency rank
69295
confusion score

Side-by-Side Comparison

Feature seing senna
Definition Nom de quelqu’un écrit par lui-même au bas d’une lettre, d’un acte, pour le certifier, pour le confirmer, pour le rendre valable. Troisième personne du singulier du passé simple du verbe senner.

Where the eye mixes seing and senna

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. seing (CVVCC) and senna (CVCCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

5 ch
seing
5 ch
senna

Look-alike desk: seing vs senna

These two trip readers on the page rather than in the ear: seing is \sɛ̃\ while senna is \sɛ.na\. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 69295, derived from the frequency rank of both members and their visual similarity.

seing is recorded at frequency rank #38,041, classified as anoun, pronounced \sɛ̃\. senna is at rank #31,254, tagged as averb, pronounced \sɛ.na\.

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 69295, this pair ranks #55,690 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of seing vs senna

Shared letters: ens. Private to "seing": gi. Private to "senna": a.

"seing" · 5 letters · shape CVVCC  ·  "senna" · 5 letters · shape CVCCV

Known mistypes of this pair

  • seing ← esing · seign · seingg · seinng · senig · sieng · sseing
  • senna ← esnna · senan · snena · ssenna

Frequently Asked Questions

Do "seing" and "senna" mean the same thing in a sentence?
No - they are not even the same part of speech. "seing" is a noun and "senna" a verb, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "seing" or "senna" show up more?
"senna" is the more common of the two: it sits at frequency rank #31,254 in our French list, against #38,041 for "seing". 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 "seing" and "senna" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "seing" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "senna" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #55,690 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "seing" and "senna" also get mixed up with nearby pairs, the highest-scored neighbour is "seing vs sind". 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 #55,690 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