whack

/ˈwæk/

//ˈwæk// noun

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

"whack" is a 5-letter English headword indexed on PlainSpell.

The verdict

“whack” is a moderately-common English word, ranked #16,620 in English word frequency and used as a noun.

#16,620
frequency rank, English
5
letters
8
tracked misspellings
19
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The sound of a heavy strike.

Visual similarity to commonly confused words

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

whack vs what
60% similar
whack vs wick
60% similar
whack vs wham
60% similar

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

Key facts for whack
PropertyValue
Headwordwhack
LanguageEnglish
Part of speechNoun
IPA/ˈwæk/
Letters5
Frequency rank#16,620
Misspellings tracked8
Confusable pairs19
SourceWiktionary (kaikki.org)

Where “whack” 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). whack 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 whack is 5 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈwæk/. Corpus data places it at rank #16,620 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 10 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 8 likely wrong-spelling variants for whack, with forms such as "hwack", "wahck", and "whacck". 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 19 confusable-pair relationships, "what", "wick", "wham", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: Uncertain. Originally Scottish; probably onomatopoeic, but compare Middle English thakken, from Old English þaccian (whence Modern thwack by conflation with whack). Sense 6 of the verb is likely a semantic loan from Malay hentam (“to strike; to do something… The correct English form is whack, spelled W-H-A-C-K.

Definition

  1. 1
    The sound of a heavy strike.
  2. 2
    The strike itself.
  3. 3
    The stroke itself, regardless of its successful impact.
  4. 4
    An attempt, a chance, a turn, a go, originally an attempt to beat someone or something.
  5. 5
    A share, a portion, especially a full share or large portion.
  6. 6
    A whack-up: a division of an amount into separate whacks, a divvying up.
  7. 7
    A deal, an agreement.
  8. 8
    PCP, phencyclidine (as also wack).
  9. 9
    The backslash, ⟨ \ ⟩.
  10. 10
    Alternative spelling of wack (“annoyingly or disappointingly bad”)

Etymology

Uncertain. Originally Scottish; probably onomatopoeic, but compare Middle English thakken, from Old English þaccian (whence Modern thwack by conflation with whack). Sense 6 of the verb is likely a semantic loan from Malay hentam (“to strike; to do something carelessly”).

This word in other languages

porrazo(Español)coup(Français)Schlag(Deutsch)

Common misspellings

Also misspelled as: hwack,wahck,whacck,whackk,whakc,whcak,whhack,wwhack

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of whack - 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.

hwack2wahck2whacck1whackk1whakc2whcak2whhack1wwhack1
Edit distance from "whack"

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 "whack"?
"whack" is spelled W-H-A-C-K. The IPA pronunciation is /ˈwæk/.
What does "whack" mean?
As a noun, "whack" means: The sound of a heavy strike.
What words are commonly confused with "whack"?
"whack" is commonly confused with "what", "wick", "wham". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "whack"?
The IPA (International Phonetic Alphabet) transcription for "whack" is /ˈwæk/. 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 "whack"?
Uncertain. Originally Scottish; probably onomatopoeic, but compare Middle English thakken, from Old English þaccian (whence Modern thwack by conflation with whack). Sense 6 of the verb is likely a semantic loan from Malay hentam (“to strike; to do... 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 “whack”

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

  • The one correct English spelling is W-H-A-C-K - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈwæk/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “what” - see the side-by-side comparison. whack vs what
  • 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