bastvsbatWhat's the difference?

Which to use

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

#47,486
“bast” frequency rank
#4,286
“bat” frequency rank
51772
confusion score

Side-by-Side Comparison

Feature bast bat
Definition Inner bark of a tree from which rope is traditionally made. Any flying mammal of the order Chiroptera, usually small and nocturnal, insectivorous or frugivorous.

Where the eye mixes bast and bat

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

4 ch
bast
3 ch
bat

Why the eye confuses bast with bat

A purely visual mix-up. bast (/bɑːst/) and bat (/bæt/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 51772, derived from the frequency rank of both members and their visual similarity.

bast is recorded at frequency rank #47,486, classified as anoun, pronounced /bɑːst/. bat is at rank #4,286, tagged as anoun, pronounced /bæt/.

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 51772, this pair ranks #162,649 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bast vs bat

Shared letters: abt. Private to "bast": s. Private to "bat": -.

"bast" · 4 letters · shape CVCC  ·  "bat" · 3 letters · shape CVC

Known mistypes of this pair

  • bastabst · basst · bastt · bbast · bsat

Frequently Asked Questions

Can "bast" and "bat" be used interchangeably?
No. They are said differently (/bɑːst/ versus /bæt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "bast" vs "bat" - which ranks higher?
"bat" is the more common of the two: it sits at frequency rank #4,286 in our English list, against #47,486 for "bast". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "bast" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bat" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #162,649 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bast" and "bat" also get mixed up with nearby pairs, the highest-scored neighbour is "bast vs BFS". 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 #162,649 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