Which to use
“ins” is a preposition and “iss” is a verb - they look or sound alike but fill different roles in a sentence.
- #25,695
- “ins” frequency rank
- #22,303
- “iss” frequency rank
- 47998
- confusion score
Side-by-Side Comparison
| Feature | ins | iss |
|---|---|---|
| Definition | Contraction de in das, décrit un mouvement vers l'intérieur de quelque chose. | Deuxième personne du singulier de l’impératif présent de essen. |
Where the eye mixes ins and iss
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Visual trap between ins and iss
These two trip readers on the page rather than in the ear: ins is \ɪns\ while iss is \ɪs\. Spoken aloud the problem disappears. In writing it persists, because they differ by a single letter - n in “ins” becomes s in “iss”, and the parts of speech differ too (preposition vs verb), which is usually the fastest check. Our composite confusion score for this pair is 47998, derived from the frequency rank of both members and their visual similarity.
ins is recorded at frequency rank #25,695, classified as aprep, pronounced \ɪns\. iss is at rank #22,303, tagged as averb, pronounced \ɪs\.
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 47998, this pair ranks #182,465 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of ins vs iss
Shared letters: is. Private to "ins": n. Private to "iss": -.
"ins" · 3 letters · shape VCC · "iss" · 3 letters · shape VCC
Frequently Asked Questions
Do "ins" and "iss" mean the same thing in a sentence?
Which is more common, "ins" or "iss"?
After this comparison
Eye-level mix-up between "ins" and "iss" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "ins" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "iss" - compare definitions side by side with the headword page. Word entry
- This pair ranks #182,465 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
- "ins" and "iss" also get mixed up with nearby pairs, the highest-scored neighbour is "ins vs isi". Nearby pair
Confusion rank #182,465 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.