dudsvsdutyTell them apart

Which to use

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

#39,792
“duds” frequency rank
#1,994
“duty” frequency rank
41786
confusion score

Side-by-Side Comparison

Feature duds duty
Definition plural of dud That which one is morally or legally obligated to do.

Where the eye mixes duds and duty

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. duds (CVCC) and duty (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
duds
4 ch
duty

Visual trap between duds and duty

A purely visual mix-up. duds (/dʌdz/) and duty (/ˈdjuː.ti/) 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 41786, derived from the frequency rank of both members and their visual similarity.

duds is recorded at frequency rank #39,792, classified as anoun, pronounced /dʌdz/. duty is at rank #1,994, tagged as anoun, pronounced /ˈdjuː.ti/.

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 41786, this pair ranks #255,205 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of duds vs duty

Shared letters: du. Private to "duds": s. Private to "duty": ty.

"duds" · 4 letters · shape CVCC  ·  "duty" · 4 letters · shape CVCV

Known mistypes of this pair

  • duds ← dduds · ddus · dudds · dudss · dusd · udds
  • duty ← dduty · dtuy · dutty · dutyy · duyt · udty

Frequently Asked Questions

Can "duds" and "duty" be used interchangeably?
No. They are said differently (/dʌdz/ versus /ˈdjuː.ti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "duds" vs "duty" - which ranks higher?
"duty" is the more common of the two: it sits at frequency rank #1,994 in our English list, against #39,792 for "duds". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Eye-level mix-up between "duds" and "duty" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "duds" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "duty" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #255,205 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "duds" and "duty" 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 #255,205 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