inscrutable
- adjective (adj)
Meaning: hidden, mysterious blank
Synonyms:
ambiguous
arcane
cabalistic
deadpan
difficult
enigmatic
impenetrable
incomprehensible
inexplicable
mysterial
mystic
poker-faced
secret
sphinxlike
unaccountable
undiscoverable
unexplainable
unfathomable
unintelligible
unknowable
unreadable
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.