Which to use
“atop” is a preposition and “atta” is a contraction - they look or sound alike but fill different roles in a sentence.
- #12,368
- “atop” frequency rank
- #29,174
- “atta” frequency rank
- 41542
- confusion score
Side-by-Side Comparison
| Feature | atop | atta |
|---|---|---|
| Definition | On the top of. | that's the; that's a |
Letter map: atop vs atta
Shared letters muted; letters that set atop and atta apart highlighted. Shared run: 2.
Part-of-speech tell for atop / atta
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: atop is apreposition and attaacontraction. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 41542, derived from the frequency rank of both members and their visual similarity.
atop is recorded at frequency rank #12,368, classified as aprep, pronounced /əˈtɒp/. 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 41542, this pair ranks #257,395 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of atop vs atta
Shared letters: at. Private to "atop": op. Private to "atta": -.
"atop" · 4 letters · shape VCVC · "atta" · 4 letters · shape VCCV
Known mistypes of this pair
Frequently Asked Questions
Do "atop" and "atta" mean the same thing in a sentence?
In ordinary English text, does "atop" or "atta" show up more?
After this comparison
Pair "atop" vs "atta" is on the table, pick a follow-up below.
- Full dictionary entry for "atop" 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 #257,395 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "atop" and "atta" also get mixed up with nearby pairs, the highest-scored neighbour is "Asta vs atta". 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 #257,395 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.