AmesvsassConfusable pair

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

Which to use

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

#16,633
“Ames” frequency rank
#1,065
“ass” frequency rank
17698
confusion score

Side-by-Side Comparison

Feature Ames ass
Definition A surname. Any of several species of horse-like animals, especially Equus asinus, the domesticated of which are used as beasts of burden.

Where the eye mixes Ames and ass

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
Ames
3 ch
ass

Why the eye confuses Ames with ass

These two trip readers on the page rather than in the ear: Ames is /eɪmz/ while ass is /æs/. 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 (name vs noun), which is usually the fastest check. Our composite confusion score for this pair is 17698, derived from the frequency rank of both members and their visual similarity.

Ames is recorded at frequency rank #16,633, classified as aname, pronounced /eɪmz/. ass is at rank #1,065, tagged as anoun, pronounced /æs/.

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 17698, this pair ranks #449,714 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Ames vs ass

Shared letters: as. Private to "Ames": em. Private to "ass": -.

"Ames" · 4 letters · shape VCVC  ·  "ass" · 3 letters · shape VCC

Known mistypes of this pair

  • Amesaems · amess · ammes · amse · maes

Frequently Asked Questions

Is swapping "Ames" for "ass" ever safe?
No - they are not even the same part of speech. "Ames" is a name and "ass" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Ames" or "ass" show up more?
"ass" is the more common of the two: it sits at frequency rank #1,065 in our English list, against #16,633 for "Ames". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "Ames" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ass" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #449,714 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Ames" and "ass" also get mixed up with nearby pairs, the highest-scored neighbour is "amb vs Ames". 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 #449,714 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