innermost

/ˈɪnərˌmoʊst/
adjective
  1. Farthest inside; closest to the center.
    • The innermost layer of the Earth is the core.
    • The castle's innermost chamber was hidden behind a tapestry.
    • She opened the innermost drawer of the cabinet to find the old letters.
  2. Most private, personal, or secret.
    • Meditation helps her connect with her innermost self.
    • The diary contained her innermost fears and dreams.
    • He shared his innermost thoughts with his best friend.
Synonyms
Antonyms
noun
  1. The part that is farthest inside or most central.
    • They explored the innermost of the cave system.
    • The innermost of the onion is the smallest ring.
    • The innermost of the Russian dolls was a tiny wooden bead.