chugvscupTell them apart

Which to use

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

#31,915
“chug” frequency rank
#805
“cup” frequency rank
32720
confusion score

Side-by-Side Comparison

Feature chug cup
Definition A dull, fairly quick explosive or percussive sound, as if made by a labouring engine. A concave vessel for drinking, usually made of opaque material (as opposed to a glass) and with a handle.

Where the eye mixes chug and cup

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

4 ch
chug
3 ch
cup

Look-alike desk: chug vs cup

A purely visual mix-up. chug (/t͡ʃʌɡ/) and cup (/kʌp/) 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 32720, derived from the frequency rank of both members and their visual similarity.

chug is recorded at frequency rank #31,915, classified as anoun, pronounced /t͡ʃʌɡ/. cup is at rank #805, tagged as anoun, pronounced /kʌp/.

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 32720, this pair ranks #335,479 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of chug vs cup

Shared letters: cu. Private to "chug": gh. Private to "cup": p.

"chug" · 4 letters · shape CCVC  ·  "cup" · 3 letters · shape CVC

Known mistypes of this pair

  • chugcchug · chgu · chhug · chugg · cuhg · hcug

Frequently Asked Questions

Is swapping "chug" for "cup" ever safe?
No. They are said differently (/t͡ʃʌɡ/ versus /kʌp/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "chug" or "cup"?
"cup" is the more common of the two: it sits at frequency rank #805 in our English list, against #31,915 for "chug". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

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

  • Full dictionary entry for "chug" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "cup" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #335,479 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "chug" and "cup" also get mixed up with nearby pairs, the highest-scored neighbour is "chug vs chula". 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 #335,479 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