definedvsdetainedConfusable pair

Which to use

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

#2,668
“defined” frequency rank
#9,456
“detained” frequency rank
12124
confusion score

Side-by-Side Comparison

Feature defined detained
Definition Having a definition or value. Delayed or held back; kept from proceeding.

Where the eye mixes defined and detained

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

7 ch
defined
8 ch
detained

Why the eye confuses defined with detained

A purely visual mix-up. defined (/dɪˈfʌɪnd/) and detained (/dɪˈteɪnd/) 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 letter(s) in length. Our composite confusion score for this pair is 12124, derived from the frequency rank of both members and their visual similarity.

defined is recorded at frequency rank #2,668, classified as anadj, pronounced /dɪˈfʌɪnd/. detained is at rank #9,456, tagged as anadj, pronounced /dɪˈteɪnd/.

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 12124, this pair ranks #483,289 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of defined vs detained

Shared letters: dein. Private to "defined": f. Private to "detained": at.

"defined" · 7 letters · shape CVCVCVC  ·  "detained" · 8 letters · shape CVCVVCVC

Known mistypes of this pair

  • definedddefined · deffined · defiend · definde · definedd · definned · defnied · deifned
  • detainedddetained · deatined · detaiend · detainde · detainedd · detainned · detanied · detianed

Frequently Asked Questions

Do "defined" and "detained" mean the same thing in a sentence?
No. They are said differently (/dɪˈfʌɪnd/ versus /dɪˈteɪnd/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "defined" or "detained"?
"defined" is the more common of the two: it sits at frequency rank #2,668 in our English list, against #9,456 for "detained". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "defined" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "detained" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #483,289 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "defined" and "detained" also get mixed up with nearby pairs, the highest-scored neighbour is "defiled vs defined". 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 #483,289 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