ob vs oda, What's the Difference?

Which to use

“ob” is a pronoun and “oda” is an adjective - they look or sound alike but fill different roles in a sentence.

#28,692
“ob” frequency rank: #46,472
“oda” frequency rank: 75164
confusion score

Side-by-Side Comparison

Feature	ob	oda
Definition	eu, pronome pessoal do caso nominativo da primeira pessoa do singular;	forma atenuada de, e o mesmo que foda

Letter map: ob vs oda

Shared letters muted; letters that set ob and oda apart highlighted. Shared run: 1. ob runs 2 letters (VC) against oda's 3 (VCV) - the length gap alone is often enough to separate them once you know to check it.

2 ch

3 ch

oda

Part-of-speech tell for ob / oda

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: ob is apronoun and odaanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 75164, derived from the frequency rank of both members and their visual similarity.

ob is recorded at frequency rank #28,692, classified as apron, pronounced /ob/. oda is at rank #46,472, tagged as anadj.

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 75164, this pair ranks #2,360 of 75,631 scored Portuguese confusable pairs - among the most confusable pairs.

Orthographic DNA of ob vs oda

Shared letters: o. Private to "ob": b. Private to "oda": ad.

"ob" · 2 letters · shape VC · "oda" · 3 letters · shape VCV

Frequently Asked Questions

Is swapping "ob" for "oda" ever safe?

No - they are not even the same part of speech. "ob" is a pronoun and "oda" an adjective, so a sentence built for one is usually ungrammatical with the other.

Which is more common, "ob" or "oda"?

"ob" is the more common of the two: it sits at frequency rank #28,692 in our Portuguese list, against #46,472 for "oda". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

You've compared "ob" and "oda". Here's where to go from here.

Full dictionary entry for "ob" with definition, IPA, and generated misspellings. Word entry
Full dictionary entry for "oda" - compare definitions side by side with the headword page. Word entry
This pair ranks #2,360 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
"ob" and "oda" also get mixed up with nearby pairs, the highest-scored neighbour is "oda vs oni". Nearby pair

Confusion rank #2,360 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.