IlanvsillsConfusable pair

Quick tell: Ilan is a name, ills is a noun, so they fill different roles in a sentence.

Which to use

“Ilan” is a name and “ills” is a noun - they look or sound alike but fill different roles in a sentence.

#49,996
“Ilan” frequency rank
#28,587
“ills” frequency rank
78583
confusion score

Side-by-Side Comparison

Feature Ilan ills
Definition A male given name from Hebrew. plural of ill

Letter map: Ilan vs ills

Shared letters muted; letters that set Ilan and ills apart highlighted. Shared run: 2.

4 ch
Ilan
4 ch
ills

Grammar separator: Ilan vs ills

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Ilan is aname and illsanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 78583, derived from the frequency rank of both members and their visual similarity.

Ilan is recorded at frequency rank #49,996, classified as aname. ills is at rank #28,587, tagged as anoun, pronounced /ɪlz/.

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 78583, this pair ranks #24,229 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Ilan vs ills

Shared letters: il. Private to "Ilan": an. Private to "ills": s.

"Ilan" · 4 letters · shape VCVC  ·  "ills" · 4 letters · shape VCCC

Known mistypes of this pair

  • Ilanialn · ilann · illan
  • illsillss · ilsl · lils

Frequently Asked Questions

Is swapping "Ilan" for "ills" ever safe?
No - they are not even the same part of speech. "Ilan" is a name and "ills" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Ilan" or "ills"?
"ills" is the more common of the two: it sits at frequency rank #28,587 in our English list, against #49,996 for "Ilan". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "Ilan" and "ills".

  • Full dictionary entry for "Ilan" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ills" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #24,229 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Ilan" and "ills" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilan vs Irfan". 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 #24,229 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list