Which to use
“tuff” is a noun and “tug” is a verb - they look or sound alike but fill different roles in a sentence.
- #29,499
- “tuff” frequency rank
- #15,079
- “tug” frequency rank
- 44578
- confusion score
Side-by-Side Comparison
| Feature | tuff | tug |
|---|---|---|
| Definition | A light porous rock, now especially a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel. | To pull or drag with great effort. |
Where the eye mixes tuff and tug
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Look-alike desk: tuff vs tug
These two trip readers on the page rather than in the ear: tuff is /tʌf/ while tug is /tʌɡ/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 44578, derived from the frequency rank of both members and their visual similarity.
tuff is recorded at frequency rank #29,499, classified as anoun, pronounced /tʌf/. tug is at rank #15,079, tagged as averb, pronounced /tʌɡ/.
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 44578, this pair ranks #229,249 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.
Orthographic DNA of tuff vs tug
Shared letters: tu. Private to "tuff": f. Private to "tug": g.
"tuff" · 4 letters · shape CVCC · "tug" · 3 letters · shape CVC
Known mistypes of this pair
- tuff ← tfuf · ttuff · tuf · utff
Frequently Asked Questions
Do "tuff" and "tug" mean the same thing in a sentence?
Frequency check: "tuff" vs "tug" - which ranks higher?
After this comparison
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "tuff" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "tug" - compare definitions side by side with the headword page. Word entry
- This pair ranks #229,249 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "tuff" and "tug" also get mixed up with nearby pairs, the highest-scored neighbour is "tuff vs tuft". 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 #229,249 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.