docvsduoWhat's the difference?

Which to use

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

#3,875
“doc” frequency rank
#6,234
“duo” frequency rank
10109
confusion score

Side-by-Side Comparison

Feature doc duo
Definition A doctor. Two people who work or collaborate together as partners; especially

Where the eye mixes doc and duo

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

3 ch
doc
3 ch
duo

Spelling & Dictionary Insight

A purely visual mix-up. doc (/dɒk/) and duo (/ˈdjuː.əʊ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 10109, derived from the frequency rank of both members and their visual similarity.

doc is recorded at frequency rank #3,875, classified as anoun, pronounced /dɒk/. duo is at rank #6,234, tagged as anoun, pronounced /ˈdjuː.əʊ/.

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 10109, this pair ranks #493,976 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of doc vs duo

Shared letters: do. Private to "doc": c. Private to "duo": u.

"doc" · 3 letters · shape CVC  ·  "duo" · 3 letters · shape CVV

Frequently Asked Questions

Can "doc" and "duo" be used interchangeably?
No. They are said differently (/dɒk/ versus /ˈdjuː.əʊ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "doc" or "duo"?
"doc" is the more common of the two: it sits at frequency rank #3,875 in our English list, against #6,234 for "duo". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

You've compared "doc" and "duo". Here's where to go from here.

  • Full dictionary entry for "doc" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #493,976 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "doc" and "duo" also get mixed up with nearby pairs, the highest-scored neighbour is "dox vs duo". Nearby pair

PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.

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

Source: FrequencyWords open word-frequency list