hastyvsheftyTell them apart

Which to use

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

#19,854
“hasty” frequency rank
#18,096
“hefty” frequency rank
37950
confusion score

Side-by-Side Comparison

Feature hasty hefty
Definition Acting or done in haste; hurried or too quick; speedy due to having little time. With heft; heavy, strong, vigorous, mighty, impressive

Where the eye mixes hasty and hefty

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

5 ch
hasty
5 ch
hefty

Why the eye confuses hasty with hefty

A purely visual mix-up. hasty (/ˈheɪsti/) 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 37950, derived from the frequency rank of both members and their visual similarity.

hasty is recorded at frequency rank #19,854, classified as anadj, pronounced /ˈheɪsti/. 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 37950, this pair ranks #290,103 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of hasty vs hefty

Shared letters: hty. Private to "hasty": as. Private to "hefty": ef.

"hasty" · 5 letters · shape CVCCV  ·  "hefty" · 5 letters · shape CVCCV

Known mistypes of this pair

  • hastyahsty · hassty · hastty · hastyy · hasyt · hatsy · hhasty · hsaty
  • heftyehfty · heffty · heftty · heftyy · hefyt · hetfy · hfety · hhefty

Frequently Asked Questions

Do "hasty" and "hefty" mean the same thing in a sentence?
No. They are said differently (/ˈheɪsti/ versus /ˈhɛfti/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "hasty" or "hefty" show up more?
"hefty" is the more common of the two: it sits at frequency rank #18,096 in our English list, against #19,854 for "hasty". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

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 "hasty" 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 #290,103 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "hasty" and "hefty" also get mixed up with nearby pairs, the highest-scored neighbour is "hammy vs hasty". 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 #290,103 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