baffvsbaiTell them apart

Which to use

“baff” and “bai” are a confusable German pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#43,039
“baff” frequency rank
#36,213
“bai” frequency rank
79252
confusion score

Side-by-Side Comparison

Feature baff bai
Definition durch etwas Unerwartetes in Erstaunen versetzt von bräunlich roter Fellfarbe; rotbraun, braun

Where the eye mixes baff and bai

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. baff runs 4 letters (CVCC) against bai's 3 (CVV) - the length gap alone is often enough to separate them once you know to check it.

4 ch
baff
3 ch
bai

Why the eye confuses baff with bai

A purely visual mix-up. baff ([baf]) and bai ([bɛ]) 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 79252, derived from the frequency rank of both members and their visual similarity.

baff is recorded at frequency rank #43,039, classified as anadj, pronounced [baf]. bai is at rank #36,213, tagged as anadj, pronounced [bɛ].

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 79252, this pair ranks #220,469 of 2,006,359 scored German confusable pairs - among the most confusable pairs.

Orthographic DNA of baff vs bai

Shared letters: ab. Private to "baff": f. Private to "bai": i.

"baff" · 4 letters · shape CVCC  ·  "bai" · 3 letters · shape CVV

Known mistypes of this pair

  • baff ← abff · baf · bbaff · bfaf

Frequently Asked Questions

Is swapping "baff" for "bai" ever safe?
No. They are said differently ([baf] versus [bɛ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "baff" vs "bai" - which ranks higher?
"bai" is the more common of the two: it sits at frequency rank #36,213 in our German list, against #43,039 for "baff". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "baff" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bai" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #220,469 of 2,006,359 scored German confusable pairs in this corpus vintage. Corpus statistics
  • "baff" and "bai" also get mixed up with nearby pairs, the highest-scored neighbour is "baff 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 #220,469 of 2,006,359 scored German pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list