Which to use
“heavy” and “hefty” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.
- #1,170
- “heavy” frequency rank
- #18,096
- “hefty” frequency rank
- 19266
- confusion score
Side-by-Side Comparison
| Feature | heavy | hefty |
|---|---|---|
| Definition | Having great weight. | With heft; heavy, strong, vigorous, mighty, impressive |
Where the eye mixes heavy and hefty
Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.
Look-alike desk: heavy vs hefty
A purely visual mix-up. heavy (/ˈhɛv.i/) and hefty (/ˈhɛfti/) 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 19266, derived from the frequency rank of both members and their visual similarity.
heavy is recorded at frequency rank #1,170, classified as anadj, pronounced /ˈhɛv.i/. hefty is at rank #18,096, tagged as anadj, pronounced /ˈhɛfti/.
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 19266, this pair ranks #439,352 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of heavy vs hefty
Shared letters: ehy. Private to "heavy": av. Private to "hefty": ft.
"heavy" · 5 letters · shape CVVCV · "hefty" · 5 letters · shape CVCCV
Known mistypes of this pair
Frequently Asked Questions
Do "heavy" and "hefty" mean the same thing in a sentence?
In ordinary English text, does "heavy" or "hefty" show up more?
Useful next steps
Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.
- Full dictionary entry for "heavy" with definition, IPA, and generated misspellings. Word entry
- Full dictionary entry for "hefty" - compare definitions side by side with the headword page. Word entry
- This pair ranks #439,352 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
- "heavy" and "hefty" also get mixed up with nearby pairs, the highest-scored neighbour is "hefty vs Henny". 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 #439,352 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.