Which to use
“bus” is a noun and “by” is a preposition - they look or sound alike but fill different roles in a sentence.
- #4,683
- “bus” frequency rank
- #2,381
- “by” frequency rank
- 7064
- confusion score
Side-by-Side Comparison
| Feature | bus | by |
|---|---|---|
| Definition | Vehículo automotor para pasajeros de gran capacidad y recorrido fijo dentro de una urbe. | A, en. |
Where the eye mixes bus and by
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between bus and by
These two trip readers on the page rather than in the ear: bus is [ˈbus] while by is [bɛi]. 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 (noun vs preposition), which is usually the fastest check. Our composite confusion score for this pair is 7064, derived from the frequency rank of both members and their visual similarity.
bus is recorded at frequency rank #4,683, classified as anoun, pronounced [ˈbus]. by is at rank #2,381, tagged as aprep, pronounced [bɛi].
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 7064, this pair ranks #309,021 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of bus vs by
Shared letters: b. Private to "bus": su. Private to "by": y.
"bus" · 3 letters · shape CVC · "by" · 2 letters · shape CV
Frequently Asked Questions
Can "bus" and "by" be used interchangeably?
Frequency check: "bus" vs "by" - which ranks higher?
What to do next
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "bus" 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 #309,021 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "bus" and "by" also get mixed up with nearby pairs, the highest-scored neighbour is "bus vs butt". Nearby pair
Confusion rank #309,021 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.