parse vs parser, What's the Difference?

Which to use

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

#29,782
“parse” frequency rank: #45,572
“parser” frequency rank: 75354
confusion score

Side-by-Side Comparison

Feature	parse	parser
Definition	To resolve (a sentence, etc.) into its elements, pointing out the several parts of speech, and their relation to each other by agreement or government; to analyze and describe grammatically.	A computer program that parses.

Where the spellings diverge

Shared letters are muted; the letters that actually set parse and parser apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

5 ch

parse

6 ch

parser

Spelling & Dictionary Insight

parse and parser form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 extra letter(s) - “parse” sits inside “parser” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 75354, derived from the frequency rank of both members and their visual similarity.

parse is recorded at frequency rank #29,782, classified as averb, pronounced /pɑːz/. parser is at rank #45,572, tagged as anoun, pronounced /ˈpɑː(ɹ).zə/.

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 75354, this pair ranks #33,384 of 530,003 scored English confusable pairs - among the most confusable pairs.

Frequency comparison

parse#29,782

parser#45,572

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "parse" and "parser" be used interchangeably?

No, "parse" and "parser" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering parse vs parser

The fastest way to pick the right one every time.

Check the role first: if you need a verb, it's “parse”; for a noun, it's “parser”.
See each word in full, definition, IPA, etymology and its other confusables. Full “parse” entry
Browse more pairs most likely to be confused. Most confusable