secret is on the Basic English 850 List.
second - secret - secretary

Pronunciation change

Noun change

Singular
secret

Plural
secrets

  1. Hidden or unknown information.
    Can you keep a secret?

Adjective change

Positive
secret

Comparative
more secret

Superlative
most secret

  1. Known by a small group; hidden.
    We found her secret diary.

Related words change

Usage notes change

  • "Top secret" is often used instead of "most secret."