perceptible Antonyms

imperceptible vague ultraviolet shrouded obscure microcosmic invisible hidden from sight intangible inscrutable inexact indistinguishable indistinct indiscernible indefensible cagey camouflaged above one's head unthought-of unsolved unrelatable unperceivable unobservable unimagined ultramicroscopic subliminal in mind imprecise doggo cloak-and-dagger unnoticeable inconspicuous incomprehensible elaborate dubious disguised difficult debatable corpuscular complicated complex cloudy bewildering baffling ambiguous advanced equivocal exceptional faint incoherent