ducksvsdudsTell them apart

Which to use

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

#8,277
“ducks” frequency rank
#39,792
“duds” frequency rank
48069
confusion score

Side-by-Side Comparison

Feature ducks duds
Definition plural of duck plural of dud

Where the eye mixes ducks and duds

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. ducks runs 5 letters (CVCCC) against duds's 4 (CVCC) - the length gap alone is often enough to separate them once you know to check it.

5 ch
ducks
4 ch
duds

Visual trap between ducks and duds

A purely visual mix-up. ducks (/dʌks/) and duds (/dʌdz/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 48069, derived from the frequency rank of both members and their visual similarity.

ducks is recorded at frequency rank #8,277, classified as anoun, pronounced /dʌks/. duds is at rank #39,792, tagged as anoun, pronounced /dʌdz/.

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 48069, this pair ranks #196,584 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of ducks vs duds

Shared letters: dsu. Private to "ducks": ck. Private to "duds": -.

"ducks" · 5 letters · shape CVCCC  ·  "duds" · 4 letters · shape CVCC

Known mistypes of this pair

  • ducks ← dcuks · dducks · duccks · duckks · duckss · ducsk · dukcs · udcks
  • duds ← dduds · ddus · dudds · dudss · dusd · udds

Frequently Asked Questions

Is swapping "ducks" for "duds" ever safe?
No. They are said differently (/dʌks/ versus /dʌdz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "ducks" or "duds"?
"ducks" is the more common of the two: it sits at frequency rank #8,277 in our English list, against #39,792 for "duds". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "ducks" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duds" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #196,584 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "ducks" and "duds" also get mixed up with nearby pairs, the highest-scored neighbour is "dabs vs duds". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #196,584 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