Which to use
“abacus” and “amicus” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #44,033
- “abacus” frequency rank
- #39,677
- “amicus” frequency rank
- 83710
- confusion score
Side-by-Side Comparison
| Feature | abacus | amicus |
|---|---|---|
| Definition | A table or tray scattered with sand which was used for calculating or drawing. | Someone not a party to a case who submits a brief and/or presents oral argument in that case. |
Where the eye mixes abacus and amicus
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.
Why the eye confuses abacus with amicus
A purely visual mix-up. abacus (/ˈæbəkəs/) and amicus (/ˈæm.ɪ.kəs/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 83710, derived from the frequency rank of both members and their visual similarity.
abacus is recorded at frequency rank #44,033, classified as anoun, pronounced /ˈæbəkəs/. amicus is at rank #39,677, tagged as anoun, pronounced /ˈæm.ɪ.kəs/.
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 83710, this pair ranks #13,309 of 530,003 scored English confusable pairs - among the most confusable pairs.
Orthographic DNA of abacus vs amicus
Shared letters: acsu. Private to "abacus": b. Private to "amicus": im.
"abacus" · 6 letters · shape VCVCVC · "amicus" · 6 letters · shape VCVCVC
Known mistypes of this pair
Frequently Asked Questions
Can "abacus" and "amicus" be used interchangeably?
Frequency check: "abacus" vs "amicus" - which ranks higher?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "abacus" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "amicus" - compare definitions side by side with the headword page. Word entry
- This pair ranks #13,309 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "abacus" and "amicus" also get mixed up with nearby pairs, the highest-scored neighbour is "amicus vs animus". 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 #13,309 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.