IlonavsionConfusable pair

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

Which to use

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

#49,141
“Ilona” frequency rank
#14,064
“ion” frequency rank
63205
confusion score

Side-by-Side Comparison

Feature Ilona ion
Definition Prénom féminin. Atome ou molécule ayant perdu ou gagné des électrons sur sa couche externe.

Letter map: Ilona vs ion

Shared letters muted; letters that set Ilona and ion apart highlighted. Shared run: 3. Ilona runs 5 letters (VCVCV) against ion's 3 (VVC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
Ilona
3 ch
ion

Part-of-speech tell for Ilona / ion

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Ilona is aname and ionanoun. On the page they differ by 2 letter(s) in length. Our composite confusion score for this pair is 63205, derived from the frequency rank of both members and their visual similarity.

Ilona is recorded at frequency rank #49,141, classified as aname. ion is at rank #14,064, tagged as anoun, pronounced \jɔ̃\.

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 63205, this pair ranks #83,223 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of Ilona vs ion

Shared letters: ino. Private to "Ilona": al. Private to "ion": -.

"Ilona" · 5 letters · shape VCVCV  ·  "ion" · 3 letters · shape VVC

Known mistypes of this pair

  • Ilona ← illona · ilnoa · iloan · ilonna · iolna · liona

Frequently Asked Questions

Can "Ilona" and "ion" be used interchangeably?
No - they are not even the same part of speech. "Ilona" is a name and "ion" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "Ilona" or "ion"?
"ion" is the more common of the two: it sits at frequency rank #14,064 in our French list, against #49,141 for "Ilona". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Pair "Ilona" vs "ion" is on the table, pick a follow-up below.

  • Full dictionary entry for "Ilona" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ion" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #83,223 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "Ilona" and "ion" also get mixed up with nearby pairs, the highest-scored neighbour is "Ilona vs inna". 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 #83,223 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