ductvsDunnWhat's the difference?

Quick tell: duct is a noun, Dunn is a name, so they fill different roles in a sentence.

Which to use

“duct” is a noun and “Dunn” is a name - they look or sound alike but fill different roles in a sentence.

#13,330
“duct” frequency rank
#11,689
“Dunn” frequency rank
25019
confusion score

Side-by-Side Comparison

Feature duct Dunn
Definition A pipe, tube or canal which carries gas or liquid from one place to another. A surname from Irish.

Where the eye mixes duct and Dunn

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
duct
4 ch
Dunn

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: duct is /dʌkt/ while Dunn is /dʌn/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (noun vs name), which is usually the fastest check. Our composite confusion score for this pair is 25019, derived from the frequency rank of both members and their visual similarity.

duct is recorded at frequency rank #13,330, classified as anoun, pronounced /dʌkt/. Dunn is at rank #11,689, tagged as aname, pronounced /dʌn/.

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 25019, this pair ranks #397,549 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of duct vs Dunn

Shared letters: du. Private to "duct": ct. Private to "Dunn": n.

"duct" · 4 letters · shape CVCC  ·  "Dunn" · 4 letters · shape CVCC

Known mistypes of this pair

  • ductdcut · dduct · ducct · ductt · dutc · udct
  • Dunnddunn · dnun · udnn

Frequently Asked Questions

Can "duct" and "Dunn" be used interchangeably?
No - they are not even the same part of speech. "duct" is a noun and "Dunn" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "duct" or "Dunn"?
"Dunn" is the more common of the two: it sits at frequency rank #11,689 in our English list, against #13,330 for "duct". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list