Word.ws English Dictionary

Synonyms of key

5 similar words

Another word for key is key-fruit. Other synonyms of key are key fob, keycard, answer key and kay.

Synonyms and similar words for key

nounA card or fob that electronically signals a lock to open.

  • key fobAn item carried on a key ring either as decoration or for security.
  • keycard

nounA guide to the correct answers of a worksheet or test.

  • answer keyAn assorted list of solutions to problems or exercises in a test, textbook, etc.

nounAn indehiscent, one-seeded fruit furnished with a wing, such as the fruit of the ash and maple; a...

nounA kilogram, especially of a recreational drug.

Meaning of key

  1. noun An object designed to open and close a lock or to activate or deactivate something, especially a length of metal inserted into a narrow opening on the lock to which it is matched (keyed).
  2. noun A card or fob that electronically signals a lock to open.
  3. noun A piece of information (e.g., a password or passphrase) used to encode or decode a message or messages.

Full definition of key

key in other languages

Questions about synonyms of key

What is another word for key?
Key has 5 synonyms on Word.ws, such as key-fruit, key fob, keycard, answer key and kay.
What does key mean?
Key means an object designed to open and close a lock or to activate or deactivate something, especially a length of metal inserted into a narrow opening on the lock to which it is matched (keyed).

Source and license

Adapted from Wiktionary: key (page history and authors) and the entries of the words listed. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws grouped the synonyms and antonyms by meaning and added links. Wiktionary data of 2026-09-02.

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Cite this page: “Synonyms of key.” Word.ws, https://word.ws/synonyms/key. Based on Wiktionary, CC BY-SA 4.0.