Akademik

inexplicable
I adjective abstruse, acroamatic, acroamatical, acroatic, baffling, concealed, enigmatic, enigmatical, esoteric, hard to understand, hidden, impenetrable, inapprehensible, incapable of being explained, incomprehensible, indefinable, inexplicabilis, inscrutable, insoluble, insolvable, mysterious, mystic, mystical, obscure, occult, paradoxical, puzzling, recondite, shrouded in mystery, strange, unaccountable, undecipherable, undiscoverable, unexplainable, unfamiliar, unintelligible, unknowable, unknown, unrecognizable II index enigmatic, inapprehensible, incomprehensible, indefinable, inexpressive, inscrutable, mysterious, peculiar (curious), undefinable

Burton's Legal Thesaurus. . 2006