• unobvious, deny, dubious, foggy, opaque, destroy, indecipherable, dark, impalpable, sketchy, gauzy, inappreciable, imprecise, nebulous, ambiguous, murky, illegible, hazy, cover, misty, hidden, turbid, nonobvious, unapparent, indiscernible, gray, equivocal, dim, indeterminate, slippery, mysterious, incomprehensible, imperceptible, bury, indefinite, enigmatic, unfathomable, noncommital, hide, insensible, invalidate, unreadable, unclouded, vague, contradict, unintelligible, unknowable, unclear, conceal, undecipherable, cryptic, withhold, cloudy, clouded, obscure, veto, disprove, concealed, subtle.