AarvsattWhich spelling fits?

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

Which to use

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

#45,768
“Aar” frequency rank
#21,726
“att” frequency rank
67494
confusion score

Side-by-Side Comparison

Feature Aar att
Definition A river in Switzerland, flowing 292 km from the glaciers of the Bernese Alps into the Rhine at Koblenz, on the Swiss–German border. A subdivision of currency, equal to one hundredth of a Lao kip.

Letter map: Aar vs att

Shared letters muted; letters that set Aar and att apart highlighted. Shared run: 1. Aar (VVC) and att (VCC) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

3 ch
Aar
3 ch
att

Role in the sentence - Aar and att

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Aar is aname and attanoun. On the page they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 67494, derived from the frequency rank of both members and their visual similarity.

Aar is recorded at frequency rank #45,768, classified as aname, pronounced /ɑɹ/. att is at rank #21,726, tagged as anoun.

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 67494, this pair ranks #63,090 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of Aar vs att

Shared letters: a. Private to "Aar": r. Private to "att": t.

"Aar" · 3 letters · shape VVC  ·  "att" · 3 letters · shape VCC

Frequently Asked Questions

Is swapping "Aar" for "att" ever safe?
No - they are not even the same part of speech. "Aar" is a name and "att" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "Aar" vs "att" - which ranks higher?
"att" is the more common of the two: it sits at frequency rank #21,726 in our English list, against #45,768 for "Aar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Done with this confusable. These links stay specific to "Aar" and "att".

  • Full dictionary entry for "Aar" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "att" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #63,090 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Aar" and "att" also get mixed up with nearby pairs, the highest-scored neighbour is "Aar vs amb". Nearby pair

Confusion rank #63,090 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