obligevsobliqueTell them apart

Quick tell: oblige is a verb, oblique is an adjective, so they fill different roles in a sentence.

Which to use

“oblige” is a verb and “oblique” is an adjective - they look or sound alike but fill different roles in a sentence.

#25,505
“oblige” frequency rank
#22,453
“oblique” frequency rank
47958
confusion score

Side-by-Side Comparison

Feature oblige oblique
Definition To constrain someone by force or by social, moral or legal means. Not erect or perpendicular; not parallel to, or at right angles from, the base.

Where the eye mixes oblige and oblique

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

6 ch
oblige
7 ch
oblique

Look-alike desk: oblige vs oblique

These two trip readers on the page rather than in the ear: oblige is /əˈblaɪd͡ʒ/ while oblique is /əˈbliːk/. 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 adjective), which is usually the fastest check. Our composite confusion score for this pair is 47958, derived from the frequency rank of both members and their visual similarity.

oblige is recorded at frequency rank #25,505, classified as averb, pronounced /əˈblaɪd͡ʒ/. oblique is at rank #22,453, tagged as anadj, pronounced /əˈbliːk/.

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 47958, this pair ranks #197,624 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of oblige vs oblique

Shared letters: beilo. Private to "oblige": g. Private to "oblique": qu.

"oblige" · 6 letters · shape VCCVCV  ·  "oblique" · 7 letters · shape VCCVCVV

Known mistypes of this pair

  • oblige ← bolige · obblige · obilge · oblgie · oblieg · obligge · obllige · olbige
  • oblique ← bolique · obblique · obilque · obliqeu · obliqque · obliuqe · obllique · oblqiue

Frequently Asked Questions

Is swapping "oblige" for "oblique" ever safe?
No - they are not even the same part of speech. "oblige" is a verb and "oblique" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "oblige" or "oblique" show up more?
"oblique" is the more common of the two: it sits at frequency rank #22,453 in our English list, against #25,505 for "oblige". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "oblige" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "oblique" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #197,624 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "oblige" and "oblique" also get mixed up with nearby pairs, the highest-scored neighbour is "obligate vs oblige". 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 #197,624 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list