basinvsbisonTell them apart

Which to use

“basin” and “bison” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#6,210
“basin” frequency rank
#20,570
“bison” frequency rank
26780
confusion score

Side-by-Side Comparison

Feature basin bison
Definition A wide bowl for washing, sometimes affixed to a wall. A large, wild bovid of the genus Bison.

Where the eye mixes basin and bison

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
basin
5 ch
bison

Why the eye confuses basin with bison

A purely visual mix-up. basin (/ˈbeɪs(ə)n/) and bison (/ˈbaɪ̯sən/) 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 26780, derived from the frequency rank of both members and their visual similarity.

basin is recorded at frequency rank #6,210, classified as anoun, pronounced /ˈbeɪs(ə)n/. bison is at rank #20,570, tagged as anoun, pronounced /ˈbaɪ̯sən/.

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 26780, this pair ranks #384,132 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of basin vs bison

Shared letters: bins. Private to "basin": a. Private to "bison": o.

"basin" · 5 letters · shape CVCVC  ·  "bison" · 5 letters · shape CVCVC

Known mistypes of this pair

  • basinabsin · baisn · basinn · basni · bassin · bbasin · bsain
  • bisonbbison · biosn · bisno · bisonn · bisson · bsion · ibson

Frequently Asked Questions

Is swapping "basin" for "bison" ever safe?
No. They are said differently (/ˈbeɪs(ə)n/ versus /ˈbaɪ̯sən/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "basin" or "bison"?
"basin" is the more common of the two: it sits at frequency rank #6,210 in our English list, against #20,570 for "bison". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "basin" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bison" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #384,132 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "basin" and "bison" also get mixed up with nearby pairs, the highest-scored neighbour is "bison vs boson". 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 #384,132 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