passkey

noun

"passkey" is a 7-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A key, especially in a hotel, that allows someone in authority to open any door.

Corpus desk

Index EN-passkey · passkey · English

passkey · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "P" thin
  • PHOTO-UNK Peer pending

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.

Key facts for passkey
PropertyValue
Headwordpasskey
LanguageEnglish
Part of speechNoun
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “passkey” in English

passkeyfalls 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

passkey is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. 4 senses are on record.

passkey has no tracked misspelling variants, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From pass + key. The correct English form is passkey, spelled P-A-S-S-K-E-Y.

Definition

  1. 1
    A key, especially in a hotel, that allows someone in authority to open any door.
  2. 2
    A key for entering a house or other building.
  3. 3
    A cryptographic key that is tied to specific devices or cloud accounts and is meant to be used instead of a password.
  4. 4
    Synonym of password.

Recorded use

Wiktionary examples

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

  1. With the universal pass-key of imagination we open the dingy door, pass down a dark passage and up a narrow stair.
  2. Jourdain stood by with a quiet sad smile, holding his passkey in his hand, and giving me time to take it all in.

Etymology

From pass + key.

This word in other languages

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 "passkey"?
"passkey" is spelled P-A-S-S-K-E-Y.
What does "passkey" mean?
As a noun, "passkey" means: A key, especially in a hotel, that allows someone in authority to open any door.
What is the origin of the word "passkey"?
From pass + key. 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.

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

Source: FrequencyWords open word-frequency list