defilevsdefinedConfusable pair

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

Which to use

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

#44,153
“defile” frequency rank
#2,668
“defined” frequency rank
46821
confusion score

Side-by-Side Comparison

Feature defile defined
Definition To make (someone or something) physically dirty or unclean; to befoul, to soil. Having a definition or value.

Where the eye mixes defile and defined

Muted = shared; highlighted = the visual trap. They share 5 letters in sequence.

6 ch
defile
7 ch
defined

Why the eye confuses defile with defined

These two trip readers on the page rather than in the ear: defile is /dɪˈfaɪl/ while defined is /dɪˈfʌɪnd/. 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 46821, derived from the frequency rank of both members and their visual similarity.

defile is recorded at frequency rank #44,153, classified as averb, pronounced /dɪˈfaɪl/. defined is at rank #2,668, tagged as anadj, pronounced /dɪˈfʌɪnd/.

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 46821, this pair ranks #208,148 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of defile vs defined

Shared letters: defi. Private to "defile": l. Private to "defined": n.

"defile" · 6 letters · shape CVCVCV  ·  "defined" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • defileddefile · deffile · defiel · defille · deflie · deifle · dfeile · edfile
  • definedddefined · deffined · defiend · definde · definedd · definned · defnied · deifned

Frequently Asked Questions

Do "defile" and "defined" mean the same thing in a sentence?
No - they are not even the same part of speech. "defile" is a verb and "defined" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "defile" or "defined" show up more?
"defined" is the more common of the two: it sits at frequency rank #2,668 in our English list, against #44,153 for "defile". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

After this comparison

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

  • Full dictionary entry for "defile" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "defined" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #208,148 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "defile" and "defined" also get mixed up with nearby pairs, the highest-scored neighbour is "defile vs defiled". 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 #208,148 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