ostracism (noun) ostracism: banishment
Sinonime: ambiguous,
arcane, cabalistic, deadpan,
difficult, enigmatic,
impenetrable, incomprehensible,
inexplicable, mysterial,
mystic, poker-faced,
secret, sphinxlike, unaccountable, undiscoverable, unexplainable, unfathomable, unintelligible, unknowable, unreadable
Antonime: clear,
comprehensible,
evident, intelligible,
obvious,
plain