piratevspiraterWhich spelling fits?

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

Which to use

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

#7,478
“pirate” frequency rank
#19,104
“pirater” frequency rank
26582
confusion score

Side-by-Side Comparison

Feature pirate pirater
Definition Aventurier qui se livre au brigandage sur mer, membre d’un équipage qui attaque et pille les navires marchands. Faire le métier de pirate.

Where the eye mixes pirate and pirater

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

6 ch
pirate
7 ch
pirater

Look-alike desk: pirate vs pirater

These two trip readers on the page rather than in the ear: pirate is \pi.ʁat\ while pirater is \pi.ʁa.te\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “pirate” sits inside “pirater”, and the parts of speech differ too (noun vs verb), which is usually the fastest check. Our composite confusion score for this pair is 26582, derived from the frequency rank of both members and their visual similarity.

pirate is recorded at frequency rank #7,478, classified as anoun, pronounced \pi.ʁat\. pirater is at rank #19,104, tagged as averb, pronounced \pi.ʁa.te\.

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 26582, this pair ranks #334,105 of 440,172 scored French confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of pirate vs pirater

Shared letters: aeiprt. Private to "pirate": -. Private to "pirater": -.

"pirate" · 6 letters · shape CVCVCV  ·  "pirater" · 7 letters · shape CVCVCVC

Known mistypes of this pair

  • pirateiprate · piarte · piraet · piratte · pirrate · pirtae · ppirate · priate
  • pirateriprater · piarter · piraetr · piraterr · piratre · piratter · pirrater · pirtaer

Frequently Asked Questions

Is swapping "pirate" for "pirater" ever safe?
No - they are not even the same part of speech. "pirate" is a noun and "pirater" a verb, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "pirate" vs "pirater" - which ranks higher?
"pirate" is the more common of the two: it sits at frequency rank #7,478 in our French list, against #19,104 for "pirater". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "pirate" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "pirater" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #334,105 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "pirate" and "pirater" also get mixed up with nearby pairs, the highest-scored neighbour is "pirater vs piratés". 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 #334,105 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