compress

/kəmˈpɹɛs/

//kəmˈpɹɛs// verb

By · According to Wiktionary data (CC BY-SA) ·

"compress" is a 8-letter English headword indexed on PlainSpell.

The verdict

“compress” is a moderately-common English word, ranked #26,377 in English word frequency and used as a verb.

#26,377
frequency rank, English
8
letters
11
tracked misspellings
8
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To make smaller; to press or squeeze together, or to make something occupy a smaller space or volume.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

compress vs cypress
75% similar
compress vs congress
75% similar
compress vs comprise
75% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for compress
PropertyValue
Headwordcompress
LanguageEnglish
Part of speechVerb
IPA/kəmˈpɹɛs/
Letters8
Frequency rank#26,377
Misspellings tracked11
Confusable pairs8
SourceWiktionary (kaikki.org)

Where “compress” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). compress lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for compress is 8 letters long, classified as a verb, and transcribed in the International Phonetic Alphabet as /kəmˈpɹɛs/. Corpus data places it at rank #26,377 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 11 likely wrong-spelling variants for compress, with forms such as "ccompress", "cmopress", and "commpress". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 8 confusable-pair relationships, "cypress", "congress", "comprise", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English compressen, from Old French compresser, from Late Latin compressare (“to press hard/together”), from Latin compressus, the past participle of comprimō (“to compress”), itself from com- (“together”) + premō (“press”). The correct English form is compress, spelled C-O-M-P-R-E-S-S.

Definition

  1. 1
    To make smaller; to press or squeeze together, or to make something occupy a smaller space or volume.
  2. 2
    To be pressed together or folded by compression into a more economic, easier format.
  3. 3
    To condense into a more economic, easier format.
  4. 4
    To abridge.
  5. 5
    To make digital information smaller by encoding it using fewer bits.
  6. 6
    To make a pulse or particle bunch shorter by applying dispersion to it.
  7. 7
    To embrace sexually.

Etymology

From Middle English compressen, from Old French compresser, from Late Latin compressare (“to press hard/together”), from Latin compressus, the past participle of comprimō (“to compress”), itself from com- (“together”) + premō (“press”).

Synonyms

astringecompactcompactifycondensedensitizepackpressmashscrunchsmushsquooshsquashsquishsqueezethringthrutch

Antonyms

decompactdecompactifydecompressexpanduncompressdensen

This word in other languages

comprimirse(Español)comprimer(Français)komprimieren(Deutsch)comprimir(Português)

Common misspellings

Also misspelled as: ccompress,cmopress,commpress,comperss,comppress,compres,comprress,comprses,comrpess,copmress,ocmpress

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of compress - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

ccompress1cmopress2commpress1comperss2comppress1compres1comprress1comprses2
Edit distance from "compress"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "compress"?
"compress" is spelled C-O-M-P-R-E-S-S. The IPA pronunciation is /kəmˈpɹɛs/.
What does "compress" mean?
As a verb, "compress" means: To make smaller; to press or squeeze together, or to make something occupy a smaller space or volume.
What words are commonly confused with "compress"?
"compress" is commonly confused with "cypress", "congress", "comprise". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "compress"?
The IPA (International Phonetic Alphabet) transcription for "compress" is /kəmˈpɹɛs/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "compress"?
From Middle English compressen, from Old French compresser, from Late Latin compressare (“to press hard/together”), from Latin compressus, the past participle of comprimō (“to compress”), itself from com- (“together”) + premō (“press”). See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “compress”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is C-O-M-P-R-E-S-S - every other letter order is a misspelling in standard orthography.
  • Say it as /kəmˈpɹɛs/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “cypress” - see the side-by-side comparison. compress vs cypress
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list