obligavsobligarTell them apart

Which to use

“obliga” and “obligar” are a confusable Spanish pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#4,444
“obliga” frequency rank
#9,002
“obligar” frequency rank
13446
confusion score

Side-by-Side Comparison

Feature obliga obligar
Definition Tercera persona del singular (él, ella, ello; usted, 2.ª persona) del presente de indicativo de obligar o de obligarse. Atar, ligar, precisar, mover eficazmente a alguna cosa, aunque sea repugnante al gusto y genio del que la ha de ejecutar.

Where the eye mixes obliga and obligar

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
obliga
7 ch
obligar

Why the eye confuses obliga with obligar

A purely visual mix-up. obliga ([oˈβ̞liɣ̞a]) and obligar ([oβ̞liˈɣ̞aɾ]) 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 1 extra letter(s) - “obliga” sits inside “obligar”. Our composite confusion score for this pair is 13446, 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]. obligar is at rank #9,002, tagged as averb, pronounced [oβ̞liˈɣ̞aɾ].

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 13446, this pair ranks #287,842 of 323,831 scored Spanish confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of obliga vs obligar

Shared letters: abgilo. Private to "obliga": -. Private to "obligar": r.

"obliga" · 6 letters · shape VCCVCV  ·  "obligar" · 7 letters · shape VCCVCVC

Known mistypes of this pair

  • obligaboliga · obbliga · obilga · oblgia · obliag · obligga · oblliga · olbiga
  • obligarboligar · obbligar · obilgar · oblgiar · obliagr · obligarr · obliggar · obligra

Frequently Asked Questions

Is swapping "obliga" for "obligar" ever safe?
No. They are said differently ([oˈβ̞liɣ̞a] versus [oβ̞liˈɣ̞aɾ]) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "obliga" or "obligar"?
"obliga" is the more common of the two: it sits at frequency rank #4,444 in our Spanish list, against #9,002 for "obligar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Eye-level mix-up between "obliga" and "obligar" 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 "obligar" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #287,842 of 323,831 scored Spanish confusable pairs in this corpus vintage. Corpus statistics
  • "obliga" and "obligar" also get mixed up with nearby pairs, the highest-scored neighbour is "obligar vs obligaría". 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 #287,842 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