umount

verb

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

The verdict

“umount” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
6
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To unmount.

Key facts for umount
PropertyValue
Headwordumount
LanguageEnglish
Part of speechVerb
Letters6
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “umount” sits in English frequency

umount falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

umount is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. Gloss: "To unmount.".

We couldn't generate a plausible misspelling set for umount, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From the Unix program name umount. The correct English form is umount, spelled U-M-O-U-N-T.

Definition

  1. 1
    To unmount.

Etymology

From the Unix program name umount.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "umount"?
"umount" is spelled U-M-O-U-N-T.
What does "umount" mean?
As a verb, "umount" means: To unmount.
What is the origin of the word "umount"?
From the Unix program name umount. 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 “umount”

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

  • The one correct English spelling is U-M-O-U-N-T - every other letter order is a misspelling in standard orthography.
  • 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