dysfunctionvsdysfunctionalTell them apart

Quick tell: dysfunction is a noun, dysfunctional is an adjective, so they fill different roles in a sentence.

Which to use

“dysfunction” is a noun and “dysfunctional” is an adjective - they look or sound alike but fill different roles in a sentence.

#14,518
“dysfunction” frequency rank
#18,064
“dysfunctional” frequency rank
32582
confusion score

Side-by-Side Comparison

Feature dysfunction dysfunctional
Definition A failure to function in an expected or complete manner. Usually refers to a disorder in a bodily organ (e.g. erectile dysfunction), a mental disorder, or the improper behavior of a social group. Not performing its proper or intended function.

Letter map: dysfunction vs dysfunctional

Shared letters muted; letters that set dysfunction and dysfunctional apart highlighted. Shared run: 11.

11 ch
dysfunction
13 ch
dysfunctional

Part-of-speech tell for dysfunction / dysfunctional

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: dysfunction is anoun and dysfunctionalanadjective. On the page they differ by 2 extra letter(s) - “dysfunction” sits inside “dysfunctional”. Our composite confusion score for this pair is 32582, derived from the frequency rank of both members and their visual similarity.

dysfunction is recorded at frequency rank #14,518, classified as anoun, pronounced /dɪsˈfʌŋk.ʃən/. dysfunctional is at rank #18,064, tagged as anadj.

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 32582, this pair ranks #336,573 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of dysfunction vs dysfunctional

Shared letters: cdfinostuy. Private to "dysfunction": -. Private to "dysfunctional": al.

"dysfunction" · 11 letters · shape CVCCVCCCVVC  ·  "dysfunctional" · 13 letters · shape CVCCVCCCVVCVC

Known mistypes of this pair

  • dysfunctionddysfunction · dsyfunction · dyfsunction · dysffunction · dysfnuction · dysfucntion · dysfuncction · dysfunciton
  • dysfunctionalddysfunctional · dsyfunctional · dyfsunctional · dysffunctional · dysfnuctional · dysfucntional · dysfuncctional · dysfuncitonal

Frequently Asked Questions

Can "dysfunction" and "dysfunctional" be used interchangeably?
No - they are not even the same part of speech. "dysfunction" is a noun and "dysfunctional" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "dysfunction" or "dysfunctional" show up more?
"dysfunction" is the more common of the two: it sits at frequency rank #14,518 in our English list, against #18,064 for "dysfunctional". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "dysfunction" vs "dysfunctional" is on the table, pick a follow-up below.

  • Full dictionary entry for "dysfunction" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "dysfunctional" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #336,573 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • 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 #336,573 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