bakvsbyWhat's the difference?

Quick tell: bak is a verb, by is a noun, so they fill different roles in a sentence.

Which to use

“bak” is a verb and “by” is a noun - they look or sound alike but fill different roles in a sentence.

#46,599
“bak” frequency rank
#2,462
“by” frequency rank
49061
confusion score

Side-by-Side Comparison

Feature bak by
Definition Forme mutée de pak par adoucissement (p → b). Fossé qui traverse un étang, aboutissant à sa bonde.

Where the eye mixes bak and by

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
bak
2 ch
by

Why the eye confuses bak with by

These two trip readers on the page rather than in the ear: bak is \ˈbakː\ while by is \bi\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 49061, derived from the frequency rank of both members and their visual similarity.

bak is recorded at frequency rank #46,599, classified as averb, pronounced \ˈbakː\. by is at rank #2,462, tagged as anoun, pronounced \bi\.

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 49061, this pair ranks #173,792 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of bak vs by

Shared letters: b. Private to "bak": ak. Private to "by": y.

"bak" · 3 letters · shape CVC  ·  "by" · 2 letters · shape CV

Frequently Asked Questions

Is swapping "bak" for "by" ever safe?
No - they are not even the same part of speech. "bak" is a verb and "by" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary French text, does "bak" or "by" show up more?
"by" is the more common of the two: it sits at frequency rank #2,462 in our French list, against #46,599 for "bak". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "bak" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "by" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #173,792 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "bak" and "by" also get mixed up with nearby pairs, the highest-scored neighbour is "bak vs ber". Nearby pair

Confusion rank #173,792 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list