Which to use
“obligatoria” and “obligatorio” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #7,605
- “obligatoria” frequency rank
- #5,541
- “obligatorio” frequency rank
- 13146
- confusion score
Side-by-Side Comparison
| Feature | obligatoria | obligatorio |
|---|---|---|
| Definition | Forma del femenino de obligatorio. | Que obliga. |
Where the eye mixes obligatoria and obligatorio
Muted = shared; highlighted = the visual trap. They share 10 letters in sequence. obligatoria and obligatorio follow the identical consonant-vowel pattern (VCCVCVCVCVV). Same shape at a glance is often the real trap, independent of shared letters.
Look-alike desk: obligatoria vs obligatorio
A purely visual mix-up. obligatoria ([oβ̞liɣ̞aˈt̪oɾja]) and obligatorio ([oβ̞liɣ̞aˈt̪oɾjo]) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by a single letter - a in “obligatoria” becomes o in “obligatorio”. Our composite confusion score for this pair is 13146, derived from the frequency rank of both members and their visual similarity.
obligatoria is recorded at frequency rank #7,605, classified as anadj, pronounced [oβ̞liɣ̞aˈt̪oɾja]. obligatorio is at rank #5,541, tagged as anadj, pronounced [oβ̞liɣ̞aˈt̪oɾjo].
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 13146, this pair ranks #288,970 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of obligatoria vs obligatorio
Shared letters: abgilort. Private to "obligatoria": -. Private to "obligatorio": -.
"obligatoria" · 11 letters · shape VCCVCVCVCVV · "obligatorio" · 11 letters · shape VCCVCVCVCVV
Known mistypes of this pair
- obligatoria ← boligatoria · obbligatoria · obilgatoria · oblgiatoria · obliagtoria · obligaotria · obligatoira · obligatorai
- obligatorio ← boligatorio · obbligatorio · obilgatorio · oblgiatorio · obliagtorio · obligaotrio · obligatoiro · obligatoroi
Frequently Asked Questions
Can "obligatoria" and "obligatorio" be used interchangeably?
Frequency check: "obligatoria" vs "obligatorio" - which ranks higher?
What to do next
Eye-level mix-up between "obligatoria" and "obligatorio" is sorted above. Next: full entries or other pairs that share a letter shape.
- Full dictionary entry for "obligatoria" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "obligatorio" - compare definitions side by side with the headword page. Word entry
- This pair ranks #288,970 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
- "obligatoria" and "obligatorio" also get mixed up with nearby pairs, the highest-scored neighbour is "obligaría vs obligatoria". Nearby pair
- Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes
Confusion rank #288,970 of 323,831 scored Spanish pairs, corpus vintage 2026-09-03, not spelling advice.