hackvshackedTell them apart

Which to use

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

#6,578
“hack” frequency rank
#9,341
“hacked” frequency rank
15919
confusion score

Side-by-Side Comparison

Feature hack hacked
Definition To chop or cut down in a rough manner. simple past and past participle of hack

Where the eye mixes hack and hacked

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
hack
6 ch
hacked

Why the eye confuses hack with hacked

A purely visual mix-up. hack (/hæk/) and hacked (/hækt/) 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 2 extra letter(s) - “hack” sits inside “hacked”. Our composite confusion score for this pair is 15919, derived from the frequency rank of both members and their visual similarity.

hack is recorded at frequency rank #6,578, classified as averb, pronounced /hæk/. hacked is at rank #9,341, tagged as averb, pronounced /hækt/.

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 15919, this pair ranks #461,018 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of hack vs hacked

Shared letters: achk. Private to "hack": -. Private to "hacked": de.

"hack" · 4 letters · shape CVCC  ·  "hacked" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • hackahck · hacck · hackk · hakc · hcak · hhack
  • hackedahcked · haccked · hacekd · hackde · hackedd · hackked · hakced · hcaked

Frequently Asked Questions

Is swapping "hack" for "hacked" ever safe?
No. They are said differently (/hæk/ versus /hækt/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "hack" or "hacked" show up more?
"hack" is the more common of the two: it sits at frequency rank #6,578 in our English list, against #9,341 for "hacked". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "hack" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hacked" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #461,018 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "hack" and "hacked" also get mixed up with nearby pairs, the highest-scored neighbour is "hack vs hic". 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 #461,018 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