ducvsduhWhat's the difference?

Quick tell: duc is a noun, duh is an intj, so they fill different roles in a sentence.

Which to use

“duc” is a noun and “duh” is an intj - they look or sound alike but fill different roles in a sentence.

#36,966
“duc” frequency rank
#12,961
“duh” frequency rank
49927
confusion score

Side-by-Side Comparison

Feature duc duh
Definition A French duke. A disdainful indication that something is obvious.

Letter map: duc vs duh

Shared letters muted; letters that set duc and duh apart highlighted. Shared run: 2.

3 ch
duc
3 ch
duh

Part-of-speech tell for duc / duh

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: duc is anoun and duhanintj. On the page they differ by a single letter - c in “duc” becomes h in “duh”. Our composite confusion score for this pair is 49927, derived from the frequency rank of both members and their visual similarity.

duc is recorded at frequency rank #36,966, classified as anoun. duh is at rank #12,961, tagged as anintj, pronounced /dɜː/.

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 49927, this pair ranks #178,962 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of duc vs duh

Shared letters: du. Private to "duc": c. Private to "duh": h.

"duc" · 3 letters · shape CVC  ·  "duh" · 3 letters · shape CVC

Frequently Asked Questions

Do "duc" and "duh" mean the same thing in a sentence?
No - they are not even the same part of speech. "duc" is a noun and "duh" an intj, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "duc" or "duh" show up more?
"duh" is the more common of the two: it sits at frequency rank #12,961 in our English list, against #36,966 for "duc". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pair "duc" vs "duh" is on the table, pick a follow-up below.

  • Full dictionary entry for "duc" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duh" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #178,962 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "duc" and "duh" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs duc". Nearby pair

Confusion rank #178,962 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