bastvsBauWhich spelling fits?

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

Which to use

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

#47,486
“bast” frequency rank
#48,609
“Bau” frequency rank
96095
confusion score

Side-by-Side Comparison

Feature bast Bau
Definition Inner bark of a tree from which rope is traditionally made. A surname.

Letter map: bast vs Bau

Shared letters muted; letters that set bast and Bau apart highlighted. Shared run: 2. bast runs 4 letters (CVCC) against Bau's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
bast
3 ch
Bau

Part-of-speech tell for bast / Bau

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: bast is anoun and Bauaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 96095, 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/. Bau is at rank #48,609, tagged as aname.

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 96095, this pair ranks #672 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of bast vs Bau

Shared letters: ab. Private to "bast": st. Private to "Bau": u.

"bast" · 4 letters · shape CVCC  ·  "Bau" · 3 letters · shape CVV

Known mistypes of this pair

  • bast ← abst · basst · bastt · bbast · bsat

Frequently Asked Questions

Is swapping "bast" for "Bau" ever safe?
No - they are not even the same part of speech. "bast" is a noun and "Bau" a name, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "bast" vs "Bau" - which ranks higher?
"bast" is the more common of the two: it sits at frequency rank #47,486 in our English list, against #48,609 for "Bau". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "bast" and "Bau". Here's where to go from here.

  • Full dictionary entry for "bast" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Bau" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #672 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "bast" and "Bau" also get mixed up with nearby pairs, the highest-scored neighbour is "Bau 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 #672 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