sarinvssoinWhich spelling fits?

Which to use

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

#42,036
“sarin” frequency rank
#1,681
“soin” frequency rank
43717
confusion score

Side-by-Side Comparison

Feature sarin soin
Definition Substance inodore, incolore et volatile, de la famille des organophosphorés, de formule chimique brute C₄H₁₀FO₂P, extrêmement neurotoxique pour l’homme et l’animal et dont l’effet est généralement létal. Application d’esprit à faire quelque chose ; attention à veiller au bon état de quelque chose, au bien de quelqu’un.

Where the eye mixes sarin and soin

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
sarin
4 ch
soin

Visual trap between sarin and soin

A purely visual mix-up. sarin (\sa.ʁɛ̃\) and soin (\swɛ̃\) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 43717, derived from the frequency rank of both members and their visual similarity.

sarin is recorded at frequency rank #42,036, classified as anoun, pronounced \sa.ʁɛ̃\. soin is at rank #1,681, tagged as anoun, pronounced \swɛ̃\.

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 43717, this pair ranks #215,967 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sarin vs soin

Shared letters: ins. Private to "sarin": ar. Private to "soin": o.

"sarin" · 5 letters · shape CVCVC  ·  "soin" · 4 letters · shape CVVC

Known mistypes of this pair

  • sarinasrin · sairn · sarinn · sarni · sarrin · srain · ssarin
  • soinosin · soinn · soni · ssoin

Frequently Asked Questions

Do "sarin" and "soin" mean the same thing in a sentence?
No. They are said differently (\sa.ʁɛ̃\ versus \swɛ̃\) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "sarin" vs "soin" - which ranks higher?
"soin" is the more common of the two: it sits at frequency rank #1,681 in our French list, against #42,036 for "sarin". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sarin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "soin" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #215,967 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sarin" and "soin" also get mixed up with nearby pairs, the highest-scored neighbour is "Sabri vs sarin". 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 #215,967 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