izvsIzzyWhich spelling fits?

Quick tell: iz is a verb, Izzy is a name, so they fill different roles in a sentence.

Which to use

“iz” is a verb and “Izzy” is a name - they look or sound alike but fill different roles in a sentence.

#32,457
“iz” frequency rank
#25,108
“Izzy” frequency rank
57565
confusion score

Side-by-Side Comparison

Feature iz Izzy
Definition third-person singular simple present indicative of be A diminutive of the female given name Isabel, Isobel, Isabelle, Isabella, Elizabeth, Isidora, Isra, Izebel, Ismara and Isobelle.

Letter map: iz vs Izzy

Shared letters muted; letters that set iz and Izzy apart highlighted. Shared run: 2.

2 ch
iz
4 ch
Izzy

Role in the sentence - iz and Izzy

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: iz is averb and Izzyaname. On the page they differ by 2 extra letter(s) - “iz” sits inside “Izzy”. Our composite confusion score for this pair is 57565, derived from the frequency rank of both members and their visual similarity.

iz is recorded at frequency rank #32,457, classified as averb. Izzy is at rank #25,108, tagged as aname, pronounced /ˈɪzi/.

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 57565, this pair ranks #118,483 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of iz vs Izzy

Shared letters: iz. Private to "iz": -. Private to "Izzy": y.

"iz" · 2 letters · shape VC  ·  "Izzy" · 4 letters · shape VCCV

Known mistypes of this pair

  • Izzyizy · izyz · izzyy · zizy

Frequently Asked Questions

Do "iz" and "Izzy" mean the same thing in a sentence?
No - they are not even the same part of speech. "iz" is a verb and "Izzy" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "iz" vs "Izzy" - which ranks higher?
"Izzy" is the more common of the two: it sits at frequency rank #25,108 in our English list, against #32,457 for "iz". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Done with this confusable. These links stay specific to "iz" and "Izzy".

  • Full dictionary entry for "iz" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Izzy" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #118,483 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "iz" and "Izzy" also get mixed up with nearby pairs, the highest-scored neighbour is "ith vs iz". 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 #118,483 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