parservspassesTell them apart

Which to use

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

#45,572
“parser” frequency rank
#3,321
“passes” frequency rank
48893
confusion score

Side-by-Side Comparison

Feature parser passes
Definition A computer program that parses. plural of pass

Where the eye mixes parser and passes

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

6 ch
parser
6 ch
passes

Look-alike desk: parser vs passes

A purely visual mix-up. parser (/ˈpɑː(ɹ).zə/) and passes (/ˈpɑːsɪz/) 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 48893, derived from the frequency rank of both members and their visual similarity.

parser is recorded at frequency rank #45,572, classified as anoun, pronounced /ˈpɑː(ɹ).zə/. passes is at rank #3,321, tagged as anoun, pronounced /ˈpɑːsɪz/.

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 48893, this pair ranks #188,780 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of parser vs passes

Shared letters: aeps. Private to "parser": r. Private to "passes": -.

"parser" · 6 letters · shape CVCCVC  ·  "passes" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • parseraprser · paresr · parrser · parserr · parsre · parsser · pasrer · pparser
  • passesapsses · pases · pasess · passess · passse · ppasses · psases

Frequently Asked Questions

Can "parser" and "passes" be used interchangeably?
No. They are said differently (/ˈpɑː(ɹ).zə/ versus /ˈpɑːsɪz/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "parser" vs "passes" - which ranks higher?
"passes" is the more common of the two: it sits at frequency rank #3,321 in our English list, against #45,572 for "parser". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

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 "parser" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "passes" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #188,780 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "parser" and "passes" also get mixed up with nearby pairs, the highest-scored neighbour is "parley vs parser". 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 #188,780 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