jackvsjapTell them apart

Quick tell: jack is a noun, jap is a verb, so they fill different roles in a sentence.

Which to use

“jack” is a noun and “jap” is a verb - they look or sound alike but fill different roles in a sentence.

#2,782
“jack” frequency rank
#27,493
“jap” frequency rank
30275
confusion score

Side-by-Side Comparison

Feature jack jap
Definition Prise, fiche mâle. Donner.

Where the eye mixes jack and jap

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
jack
3 ch
jap

Visual trap between jack and jap

These two trip readers on the page rather than in the ear: jack is \dʒak\ while jap is \ˈjap\. 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 30275, derived from the frequency rank of both members and their visual similarity.

jack is recorded at frequency rank #2,782, classified as anoun, pronounced \dʒak\. jap is at rank #27,493, tagged as averb, pronounced \ˈjap\.

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 30275, this pair ranks #311,417 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of jack vs jap

Shared letters: aj. Private to "jack": ck. Private to "jap": p.

"jack" · 4 letters · shape CVCC  ·  "jap" · 3 letters · shape CVC

Known mistypes of this pair

  • jackajck · jacck · jackk · jakc · jcak · jjack

Frequently Asked Questions

Is swapping "jack" for "jap" ever safe?
No - they are not even the same part of speech. "jack" is a noun and "jap" a verb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "jack" or "jap"?
"jack" is the more common of the two: it sits at frequency rank #2,782 in our French list, against #27,493 for "jap". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "jack" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "jap" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #311,417 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "jack" and "jap" also get mixed up with nearby pairs, the highest-scored neighbour is "jap vs jor". 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 #311,417 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list