hackervshijackerTell them apart

Which to use

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

#11,713
“hacker” frequency rank
#49,393
“hijacker” frequency rank
61106
confusion score

Side-by-Side Comparison

Feature hacker hijacker
Definition Someone who hacks. Someone who hijacks.

Where the eye mixes hacker and hijacker

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

6 ch
hacker
8 ch
hijacker

Why the eye confuses hacker with hijacker

A purely visual mix-up. hacker (/hækə/) and hijacker (/ˈhaɪˌd͡ʒækəɹ/) 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 letter(s) in length. Our composite confusion score for this pair is 61106, derived from the frequency rank of both members and their visual similarity.

hacker is recorded at frequency rank #11,713, classified as anoun, pronounced /hækə/. hijacker is at rank #49,393, tagged as anoun, pronounced /ˈhaɪˌd͡ʒækəɹ/.

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 61106, this pair ranks #96,227 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of hacker vs hijacker

Shared letters: acehkr. Private to "hacker": -. Private to "hijacker": ij.

"hacker" · 6 letters · shape CVCCVC  ·  "hijacker" · 8 letters · shape CVCVCCVC

Known mistypes of this pair

  • hackerahcker · haccker · hacekr · hackerr · hackker · hackre · hakcer · hcaker
  • hijackerhhijacker · hiajcker · hijaccker · hijacekr · hijackerr · hijackker · hijackre · hijakcer

Frequently Asked Questions

Can "hacker" and "hijacker" be used interchangeably?
No. They are said differently (/hækə/ versus /ˈhaɪˌd͡ʒækəɹ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "hacker" or "hijacker"?
"hacker" is the more common of the two: it sits at frequency rank #11,713 in our English list, against #49,393 for "hijacker". 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 "hacker" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "hijacker" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #96,227 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "hacker" and "hijacker" also get mixed up with nearby pairs, the highest-scored neighbour is "hijacker vs hijackers". 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 #96,227 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