zipper

/ˈzɪpɚ/

//ˈzɪpɚ// noun

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

"zipper" is a 6-letter English headword indexed on PlainSpell.

The verdict

“zipper” is a moderately-common English word, ranked #19,747 in English word frequency and used as a noun.

#19,747
frequency rank, English
6
letters
7
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A zip fastener.

Visual similarity to commonly confused words

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

zipper vs Zimmer
50% similar
zipper vs zipped
83% similar

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

Key facts for zipper
PropertyValue
Headwordzipper
LanguageEnglish
Part of speechNoun
IPA/ˈzɪpɚ/
Letters6
Frequency rank#19,747
Misspellings tracked7
Confusable pairs2
SourceWiktionary (kaikki.org)

Where “zipper” 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). zipper 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 zipper is 6 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈzɪpɚ/. Corpus data places it at rank #19,747 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 8 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 7 likely wrong-spelling variants for zipper, with forms such as "izpper", "zipepr", and "ziper". 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 2 confusable-pair relationships, "Zimmer", "zipped", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: 1925, zip + -er. The trade name was registered in 1925 by B.F. Goodrich for “boots made of rubber and fabric,” claiming use of the name since June 1923. No longer a registered trademark. The correct English form is zipper, spelled Z-I-P-P-E-R.

Definition

  1. 1
    A zip fastener.
  2. 2
    A pressure-sensitive plastic closure, as on a Ziploc bag.
  3. 3
    A leucine zipper.
  4. 4
    A scar on a person's body.
  5. 5
    An air patrol carried out at dawn or dusk.
  6. 6
    A string of clothes pegs or clips attached to the body and then quickly pulled off.
  7. 7
    A technique for arbitrarily traversing an aggregate data structure and updating its contents. See zipper (data structure).
  8. 8
    A zipline.

Etymology

1925, zip + -er. The trade name was registered in 1925 by B.F. Goodrich for “boots made of rubber and fabric,” claiming use of the name since June 1923. No longer a registered trademark.

Synonyms

slide fastenerzipzip fastener

Common misspellings

Also misspelled as: izpper,zipepr,ziper,zipperr,zippre,zpiper,zzipper

Misspelling Pattern Breakdown

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

izpper2zipepr2ziper1zipperr1zippre2zpiper2zzipper1
Edit distance from "zipper"

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 "zipper"?
"zipper" is spelled Z-I-P-P-E-R. The IPA pronunciation is /ˈzɪpɚ/.
What does "zipper" mean?
As a noun, "zipper" means: A zip fastener.
What words are commonly confused with "zipper"?
"zipper" is commonly confused with "Zimmer", "zipped". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "zipper"?
The IPA (International Phonetic Alphabet) transcription for "zipper" is /ˈzɪpɚ/. 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 "zipper"?
1925, zip + -er. The trade name was registered in 1925 by B.F. Goodrich for “boots made of rubber and fabric,” claiming use of the name since June 1923. No longer a registered trademark. 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 “zipper”

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

  • The one correct English spelling is Z-I-P-P-E-R - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈzɪpɚ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “Zimmer” - see the side-by-side comparison. zipper vs Zimmer
  • 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