okvsoroTell them apart

Quick tell: ok is a num, oro is a noun, so they fill different roles in a sentence.

Which to use

“ok” is a num and “oro” is a noun - they look or sound alike but fill different roles in a sentence.

#1,645
“ok” frequency rank
#752
“oro” frequency rank
2397
confusion score

Side-by-Side Comparison

Feature ok oro
Definition Ocho. Elemento químico con el número atómico 79. Es un metal pesado, dúctil, maleable, resistente a la corrosión, muy apreciado en joyería desde la remota Antigüedad.

Where the eye mixes ok and oro

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

2 ch
ok
3 ch
oro

Look-alike desk: ok vs oro

These two trip readers on the page rather than in the ear: ok is /ˈok/ while oro is [ˈoɾo]. 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 (num vs noun), which is usually the fastest check. Our composite confusion score for this pair is 2397, derived from the frequency rank of both members and their visual similarity.

ok is recorded at frequency rank #1,645, classified as anum, pronounced /ˈok/. oro is at rank #752, tagged as anoun, pronounced [ˈoɾo].

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 2397, this pair ranks #320,404 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of ok vs oro

Shared letters: o. Private to "ok": k. Private to "oro": r.

"ok" · 2 letters · shape VC  ·  "oro" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "ok" for "oro" ever safe?
No - they are not even the same part of speech. "ok" is a num and "oro" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "ok" or "oro"?
"oro" is the more common of the two: it sits at frequency rank #752 in our Spanish list, against #1,645 for "ok". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "ok" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oro" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #320,404 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "ok" and "oro" also get mixed up with nearby pairs, the highest-scored neighbour is "oirá vs oro". Nearby pair

Confusion rank #320,404 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list