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. |
Where the spellings diverge
Shared letters are muted; the letters that actually set dysfunction and dysfunctional apart are highlighted. They share 11 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
dysfunction and dysfunctional form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 2 extra letter(s) - “dysfunction” sits inside “dysfunctional” - close enough that the eye skips over the difference, far enough that meaning fully diverges. 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.
Frequency comparison
Frequently Asked Questions
Can "dysfunction" and "dysfunctional" be used interchangeably?
Remembering dysfunction vs dysfunctional
The fastest way to pick the right one every time.
- Check the role first: if you need a noun, it's “dysfunction”; for an adjective, it's “dysfunctional”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “dysfunction” entry
- Browse more pairs most likely to be confused. Most confusable