Synonyms for inexplicable

Adjective

1. inexplicable (vs. explicable), incomprehensible, cryptic, cryptical, deep, inscrutable, mysterious, mystifying, paradoxical, self-contradictory, unaccountable, unexplainable, unexplained, incomprehensible#2, uncomprehensible, insoluble

usage: incapable of being explained or accounted for; "inexplicable errors"; "left the house at three in the morning for inexplicable reasons"