itchvsithWhich spelling fits?

Quick tell: itch is a noun, ith is an adjective, so they fill different roles in a sentence.

Which to use

“itch” is a noun and “ith” is an adjective - they look or sound alike but fill different roles in a sentence.

#18,113
“itch” frequency rank
#49,435
“ith” frequency rank
67548
confusion score

Side-by-Side Comparison

Feature itch ith
Definition A sensation felt on an area of the skin that causes a person or animal to want to scratch said area. Occurring at position i in a sequence.

Where the eye mixes itch and ith

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
itch
3 ch
ith

Look-alike desk: itch vs ith

These two trip readers on the page rather than in the ear: itch is /ɪt͡ʃ/ while ith is /aɪθ/. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 67548, derived from the frequency rank of both members and their visual similarity.

itch is recorded at frequency rank #18,113, classified as anoun, pronounced /ɪt͡ʃ/. ith is at rank #49,435, tagged as anadj, pronounced /aɪθ/.

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 67548, this pair ranks #62,826 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of itch vs ith

Shared letters: hit. Private to "itch": c. Private to "ith": -.

"itch" · 4 letters · shape VCCC  ·  "ith" · 3 letters · shape VCC

Known mistypes of this pair

  • itchicth · itcch · itchh · ithc · ittch · tich

Frequently Asked Questions

Can "itch" and "ith" be used interchangeably?
No - they are not even the same part of speech. "itch" is a noun and "ith" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "itch" vs "ith" - which ranks higher?
"itch" is the more common of the two: it sits at frequency rank #18,113 in our English list, against #49,435 for "ith". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "itch" and "ith" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "itch" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ith" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #62,826 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "itch" and "ith" also get mixed up with nearby pairs, the highest-scored neighbour is "ISR vs ith". 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 #62,826 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