incurredvsinferredWhat's the difference?

Which to use

“incurred” and “inferred” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#12,994
“incurred” frequency rank
#24,794
“inferred” frequency rank
37788
confusion score

Side-by-Side Comparison

Feature incurred inferred
Definition simple past and past participle of incur simple past and past participle of infer

Where the eye mixes incurred and inferred

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence. incurred and inferred follow the identical consonant-vowel pattern (VCCVCCVC). Same shape at a glance is often the real trap, independent of shared letters.

8 ch
incurred
8 ch
inferred

Why the eye confuses incurred with inferred

A purely visual mix-up. incurred (/ɪnˈkɝd/) and inferred (/ɪnˈfɜːd/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 37788, derived from the frequency rank of both members and their visual similarity.

incurred is recorded at frequency rank #12,994, classified as averb, pronounced /ɪnˈkɝd/. inferred is at rank #24,794, tagged as averb, pronounced /ɪnˈfɜːd/.

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 37788, this pair ranks #291,486 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of incurred vs inferred

Shared letters: deinr. Private to "incurred": cu. Private to "inferred": f.

"incurred" · 8 letters · shape VCCVCCVC  ·  "inferred" · 8 letters · shape VCCVCCVC

Known mistypes of this pair

  • incurred ← icnurred · inccurred · incrured · incured · incurerd · incurrde · incurredd · inncurred
  • inferred ← ifnerred · inefrred · infered · infererd · inferrde · inferredd · infferred · infrered

Frequently Asked Questions

Do "incurred" and "inferred" mean the same thing in a sentence?
No. They are said differently (/ɪnˈkɝd/ versus /ɪnˈfɜːd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "incurred" or "inferred"?
"incurred" is the more common of the two: it sits at frequency rank #12,994 in our English list, against #24,794 for "inferred". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "incurred" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "inferred" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #291,486 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "incurred" and "inferred" also get mixed up with nearby pairs, the highest-scored neighbour is "inferred vs interred". 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 #291,486 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