ile vs is, What's the Difference?

Which to use

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

#34,534
“ile” frequency rank: #8
“is” frequency rank: 34542
confusion score

Side-by-Side Comparison

Feature	ile	is
Definition	Alternative form of ail (“awn”).	third-person singular simple present indicative of be

Where the eye mixes ile and is

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch

ile

2 ch

Why the eye confuses ile with is

These two trip readers on the page rather than in the ear: ile is /aɪl/ while is is /ɪz/. 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 (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 34542, derived from the frequency rank of both members and their visual similarity.

ile is recorded at frequency rank #34,534, classified as anoun, pronounced /aɪl/. is is at rank #8, tagged as averb, pronounced /ɪz/.

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 34542, this pair ranks #319,919 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ile vs is

Shared letters: i. Private to "ile": el. Private to "is": s.

"ile" · 3 letters · shape VCV · "is" · 2 letters · shape VC

Frequently Asked Questions

Can "ile" and "is" be used interchangeably?

No - they are not even the same part of speech. "ile" is a noun and "is" a verb, so a sentence built for one is usually ungrammatical with the other.

In ordinary English text, does "ile" or "is" show up more?

"is" is the more common of the two: it sits at frequency rank #8 in our English list, against #34,534 for "ile". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

Full dictionary entry for "ile" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "is" - compare definitions side by side with the headword page. Word entry
This pair ranks #319,919 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
"ile" and "is" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilan vs ile". Nearby pair

Confusion rank #319,919 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.