singvssinusTell them apart

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

Which to use

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

#23,371
“sing” frequency rank
#26,185
“sinus” frequency rank
49556
confusion score

Side-by-Side Comparison

Feature sing sinus
Definition Chanter (avec sa voix). Formation anatomique creuse, liquidienne ou pneumatique.

Where the eye mixes sing and sinus

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

4 ch
sing
5 ch
sinus

Look-alike desk: sing vs sinus

These two trip readers on the page rather than in the ear: sing is \ˈsɪŋ\ while sinus is \si.nys\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 49556, derived from the frequency rank of both members and their visual similarity.

sing is recorded at frequency rank #23,371, classified as averb, pronounced \ˈsɪŋ\. sinus is at rank #26,185, tagged as anoun, pronounced \si.nys\.

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 49556, this pair ranks #169,671 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sing vs sinus

Shared letters: ins. Private to "sing": g. Private to "sinus": u.

"sing" · 4 letters · shape CVCC  ·  "sinus" · 5 letters · shape CVCVC

Known mistypes of this pair

  • singisng · singg · sinng · snig · ssing
  • sinusisnus · sinnus · sinsu · sinuss · siuns · snius · ssinus

Frequently Asked Questions

Do "sing" and "sinus" mean the same thing in a sentence?
No - they are not even the same part of speech. "sing" is a verb and "sinus" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sing" or "sinus"?
"sing" is the more common of the two: it sits at frequency rank #23,371 in our French list, against #26,185 for "sinus". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sing" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sinus" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #169,671 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sing" and "sinus" also get mixed up with nearby pairs, the highest-scored neighbour is "sinus vs sires". 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 #169,671 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