Which to use
“quack” and “quake” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #26,927
- “quack” frequency rank
- #16,100
- “quake” frequency rank
- 43027
- confusion score
Side-by-Side Comparison
| Feature | quack | quake |
|---|---|---|
| Definition | The sound made by a duck. | A trembling or shaking. |
Where the eye mixes quack and quake
Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. quack (CVVCC) and quake (CVVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.
Look-alike desk: quack vs quake
A purely visual mix-up. quack (/kwæk/) and quake (/kweɪk/) 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 43027, derived from the frequency rank of both members and their visual similarity.
quack is recorded at frequency rank #26,927, classified as anoun, pronounced /kwæk/. quake is at rank #16,100, tagged as anoun, pronounced /kweɪk/.
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 43027, this pair ranks #243,891 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of quack vs quake
Shared letters: akqu. Private to "quack": c. Private to "quake": e.
"quack" · 5 letters · shape CVVCC · "quake" · 5 letters · shape CVVCV
Known mistypes of this pair
Frequently Asked Questions
Do "quack" and "quake" mean the same thing in a sentence?
In ordinary English text, does "quack" or "quake" show up more?
After this comparison
Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.
- Full dictionary entry for "quack" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "quake" - compare definitions side by side with the headword page. Word entry
- This pair ranks #243,891 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "quack" and "quake" also get mixed up with nearby pairs, the highest-scored neighbour is "quack vs quant". 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 #243,891 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.