Which to use
“oil” is a noun and “oír” is a verb - they look or sound alike but fill different roles in a sentence.
- #15,916
- “oil” frequency rank
- #3,866
- “oír” frequency rank
- 19782
- confusion score
Side-by-Side Comparison
| Feature | oil | oír |
|---|---|---|
| Definition | Petróleo. | Percibir sonidos con el oído. |
Where the eye mixes oil and oír
Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.
Visual trap between oil and oír
These two trip readers on the page rather than in the ear: oil is /ɔɪl/ while oír is [oˈiɾ]. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 19782, derived from the frequency rank of both members and their visual similarity.
oil is recorded at frequency rank #15,916, classified as anoun, pronounced /ɔɪl/. oír is at rank #3,866, tagged as averb, pronounced [oˈiɾ].
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 19782, this pair ranks #262,226 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of oil vs oír
Shared letters: o. Private to "oil": il. Private to "oír": rí.
"oil" · 3 letters · shape VVC · "oír" · 3 letters · shape VVC
Frequently Asked Questions
Is swapping "oil" for "oír" ever safe?
Which is more common, "oil" or "oír"?
Useful next steps
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "oil" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "oír" - compare definitions side by side with the headword page. Word entry
- This pair ranks #262,226 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "oil" and "oír" also get mixed up with nearby pairs, the highest-scored neighbour is "oil vs oirá". Nearby pair
Confusion rank #262,226 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.