oírvsolaWhat's the difference?

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

Which to use

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

#3,866
“oír” frequency rank
#4,811
“ola” frequency rank
8677
confusion score

Side-by-Side Comparison

Feature oír ola
Definition Percibir sonidos con el oído. Ondas que se desplazan por la superficie de cursos de agua, puestas en marcha por el viento, y son el principal agente de modelado de las costas.

Where the spellings diverge

Shared letters are muted; the letters that actually set oír and ola apart are highlighted. They share 1 letter in sequence, which is exactly why the eye skips the difference.

3 ch
oír
3 ch
ola

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: oír is [oˈiɾ] while ola is [ˈola]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 8677, derived from the frequency rank of both members and their visual similarity.

oír is recorded at frequency rank #3,866, classified as averb, pronounced [oˈiɾ]. ola is at rank #4,811, tagged as anoun, pronounced [ˈola].

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 8677, this pair ranks #304,302 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of oír vs ola

Shared letters: o. Private to "oír": . Private to "ola": al.

"oír" · 3 letters · shape VVC  ·  "ola" · 3 letters · shape VCV

Frequently Asked Questions

Can "oír" and "ola" be used interchangeably?
No - they are not even the same part of speech. "oír" is a verb and "ola" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "oír" or "ola"?
"oír" is the more common of the two: it sits at frequency rank #3,866 in our Spanish list, against #4,811 for "ola". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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

Source: FrequencyWords open word-frequency list