pump

/pʌmp/

//pʌmp// noun

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

"pump" is a 4-letter English headword indexed on PlainSpell.

The verdict

“pump” has 6 generated spelling variants in the English index at frequency #4,480. The variants make it a useful spelling check.

#4,480
frequency rank, English
4,417
“P” headwords
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A device for moving or compressing a liquid or gas.

Corpus desk

Index EN-pump · pump · English

pump · rank #4,480 · 6 variants · 20 confusables

  • FREQ-COMMON #4,480
  • LEN-MID 4 letters
  • VOW-1 1 vowel
  • CONFUS-HIGH 20 pairs
  • VAR-MID 6 variants
  • BOOK-MID 4,417
  • PHOTO-FINISH publicly

Nearest frequency peer: publicly (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rank peers near misspelling magnet “pump”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “pump” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

pump vs put
50% similar
pump vs pup
75% similar
pump vs pun
50% similar

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

Key facts for pump
PropertyValue
Headwordpump
LanguageEnglish
Part of speechNoun
IPA/pʌmp/
Letters4
Frequency rank#4,480
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “pump”

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

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Same rarity band neighbours include “publicly” (#4,479), “repeated” (#4,481), “promoting” (#4,478). Among 4,417 “P” headwords, “pump” is #4,480. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 6 spelling variants around pump (IPA /pʌmp/), anoun. Corpus frequency is #4,480 among 4,417 “P” headwords. Wiktionary lists 7 senses, so context still picks the gloss.

Our generated misspelling index lists 6 likely wrong-spelling variants for pump, with forms such as "pmup", "ppump", and "pummp". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "put", "pup", "pun", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Middle English pumpe, possibly from Middle Dutch pompe (“pipe, water conduit”) or Middle Low German pumpe (“pump”), probably ultimately imitative. Compare Dutch pompen, German pumpen, and Danish pompe; also Spanish bomba (“pump”). The correct English form is pump, spelled P-U-M-P.

Definition

  1. 1
    A device for moving or compressing a liquid or gas.
  2. 2
    An instance of the action of a pump; one stroke of a pump; any action similar to pumping
  3. 3
    A device for dispensing liquid or gas to be sold, particularly fuel; a gas pump.
  4. 4
    A swelling of the muscles caused by increased blood flow following high intensity weightlifting.
  5. 5
    A ride on a bicycle given to a passenger, usually on the handlebars or fender.
  6. 6
    The heart.
  7. 7
    The vagina.

Recorded use

Wiktionary examples

These source excerpts show how pump appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. This pump can deliver 100 gallons of water per minute.
  2. It takes thirty pumps to get 10 litres; he did 50 pumps of the weights.

Etymology

From Middle English pumpe, possibly from Middle Dutch pompe (“pipe, water conduit”) or Middle Low German pumpe (“pump”), probably ultimately imitative. Compare Dutch pompen, German pumpen, and Danish pompe; also Spanish bomba (“pump”).

This word in other languages

bomba(Español)pompe(Français)Pumpe(Deutsch)bomba(Português)

Common misspellings

Also misspelled as:

  • pmup
  • ppump
  • pummp
  • pumpp
  • pupm
  • upmp

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of pump - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

pmup2ppump1pummp1pumpp1pupm2upmp2
Edit distance from "pump"

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 "pump"?
"pump" is spelled P-U-M-P. The IPA pronunciation is /pʌmp/.
What does "pump" mean?
As a noun, "pump" means: A device for moving or compressing a liquid or gas.
What words are commonly confused with "pump"?
"pump" is commonly confused with "put", "pup", "pun". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "pump"?
The IPA (International Phonetic Alphabet) transcription for "pump" is /pʌmp/. 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 "pump"?
From Middle English pumpe, possibly from Middle Dutch pompe (“pipe, water conduit”) or Middle Low German pumpe (“pump”), probably ultimately imitative. Compare Dutch pompen, German pumpen, and Danish pompe; also Spanish bomba (“pump”). 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "pump", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 4 letters (nearest by frequency rank).

slip#4,488odds#4,471nazi#4,469logo#4,465

Similar misspelling depth

Headwords with a similar count of attested misspellings (6 here; floor ≥5).

Larry6 variantsallies6 variantsgulf6 variantsdawn6 variants

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

Source: FrequencyWords open word-frequency list