ducvsDVDWhich spelling fits?

Which to use

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

#36,966
“duc” frequency rank
#4,666
“DVD” frequency rank
41632
confusion score

Side-by-Side Comparison

Feature duc DVD
Definition A French duke. Initialism of digital video/versatile disc; an optical disc on which video is recorded in digital format, such as commercially-released movies and other video media.

Letter map: duc vs DVD

Shared letters muted; letters that set duc and DVD apart highlighted. Shared run: 1.

3 ch
duc
3 ch
DVD

Corpus notes: duc and DVD

duc and DVD are indexed as a confusable English pair. We have no recorded pronunciation or part of speech for both members, so the spelling overlap is what we can show you: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 41632, derived from the frequency rank of both members and their visual similarity.

duc is recorded at frequency rank #36,966, classified as anoun. DVD is at rank #4,666, tagged as anoun, pronounced /ˌdiː viː ˈdiː/.

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 41632, this pair ranks #256,499 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of duc vs DVD

Shared letters: d. Private to "duc": cu. Private to "DVD": v.

"duc" · 3 letters · shape CVC  ·  "DVD" · 3 letters · shape CCC

Frequently Asked Questions

Is swapping "duc" for "DVD" ever safe?
No. They share most of their letters but differ in 2 positions, but the dictionary glosses above give them different meanings, so swapping one for the other changes what the sentence says.
Which is more common, "duc" or "DVD"?
"DVD" is the more common of the two: it sits at frequency rank #4,666 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.

After this comparison

You've compared "duc" and "DVD". Here's where to go from here.

  • Full dictionary entry for "duc" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "DVD" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #256,499 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "duc" and "DVD" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs duc". Nearby pair

Confusion rank #256,499 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