obligavsombligoConfusable pair

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

Which to use

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

#4,444
“obliga” frequency rank
#16,402
“ombligo” frequency rank
20846
confusion score

Side-by-Side Comparison

Feature obliga ombligo
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de obligar o de obligarse. Cicatriz dejada en el bajo vientre al cortar el cordón umbilical que une la madre al nonato.

Where the eye mixes obliga and ombligo

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence. obliga runs 6 letters (VCCVCV) against ombligo's 7 (VCCCVCV) - the length gap alone is often enough to separate them once you know to check it.

6 ch
obliga
7 ch
ombligo

Look-alike desk: obliga vs ombligo

These two trip readers on the page rather than in the ear: obliga is [oˈβ̞liɣ̞a] while ombligo is [õmˈbliɣ̞o]. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 20846, derived from the frequency rank of both members and their visual similarity.

obliga is recorded at frequency rank #4,444, classified as averb, pronounced [oˈβ̞liɣ̞a]. ombligo is at rank #16,402, tagged as anoun, pronounced [õmˈbliɣ̞o].

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 20846, this pair ranks #257,517 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of obliga vs ombligo

Shared letters: bgilo. Private to "obliga": a. Private to "ombligo": m.

"obliga" · 6 letters · shape VCCVCV  ·  "ombligo" · 7 letters · shape VCCCVCV

Known mistypes of this pair

  • obliga ← boliga · obbliga · obilga · oblgia · obliag · obligga · oblliga · olbiga
  • ombligo ← mobligo · obmligo · ombbligo · ombilgo · omblgio · ombliggo · ombliog · omblligo

Frequently Asked Questions

Do "obliga" and "ombligo" mean the same thing in a sentence?
No - they are not even the same part of speech. "obliga" is a verb and "ombligo" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Spanish text, does "obliga" or "ombligo" show up more?
"obliga" is the more common of the two: it sits at frequency rank #4,444 in our Spanish list, against #16,402 for "ombligo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "obliga" and "ombligo" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "obliga" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "ombligo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #257,517 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "obliga" and "ombligo" also get mixed up with nearby pairs, the highest-scored neighbour is "obligo vs ombligo". 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 #257,517 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