aitvsattaTell them apart

Quick tell: ait is a noun, atta is a contraction, so they fill different roles in a sentence.

Which to use

“ait” is a noun and “atta” is a contraction - they look or sound alike but fill different roles in a sentence.

#38,716
“ait” frequency rank
#29,174
“atta” frequency rank
67890
confusion score

Side-by-Side Comparison

Feature ait atta
Definition An island in a river, especially the River Thames in England. that's the; that's a

Letter map: ait vs atta

Shared letters muted; letters that set ait and atta apart highlighted. Shared run: 2. ait runs 3 letters (VVC) against atta's 4 (VCCV) - the length gap alone is often enough to separate them once you know to check it.

3 ch
ait
4 ch
atta

Grammar separator: ait vs atta

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ait is anoun and attaacontraction. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 67890, derived from the frequency rank of both members and their visual similarity.

ait is recorded at frequency rank #38,716, classified as anoun, pronounced /eɪt/. atta is at rank #29,174, tagged as acontraction.

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 67890, this pair ranks #61,339 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of ait vs atta

Shared letters: at. Private to "ait": i. Private to "atta": -.

"ait" · 3 letters · shape VVC  ·  "atta" · 4 letters · shape VCCV

Known mistypes of this pair

Frequently Asked Questions

Can "ait" and "atta" be used interchangeably?
No - they are not even the same part of speech. "ait" is a noun and "atta" a contraction, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "ait" or "atta" show up more?
"atta" is the more common of the two: it sits at frequency rank #29,174 in our English list, against #38,716 for "ait". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "ait" and "atta". Here's where to go from here.

  • Full dictionary entry for "ait" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "atta" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #61,339 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ait" and "atta" also get mixed up with nearby pairs, the highest-scored neighbour is "ait vs Asta". 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 #61,339 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