1. (a.) Not decked; unadorned.

2. (a.) Not having a deck; as, an undecked vessel.

Spartan acomous ascetic austere bald-headed bare bare-ass beardless blank candid clean-shaven clear cleared clipped colorless common commonplace cropped depilous direct disclosed dry dull exposed frank free glabrous gymnosophical hairless homely homespun in native buff in puris naturalibus in the altogether in the buff in the raw lackluster lean lifeless lusterless matter-of-fact naked natural naturistic neat nude nudist open open as day open to all overt peeled plain plain-speaking plain-spoken polled prosaic prosing prosy pure raw revealed rustic severe shaven sheared simple simple-speaking smooth smooth-faced smooth-shaven sober spare stark stark-naked straightforward tonsured unadorned unadulterated unaffected unarrayed unclassified unclogged unclosed uncolored uncomplicated uncovered undecked undecorated undressed unembellished unfurbished ungarnished unhidden unimaginative unobstructed unornamented unpoetical unrestricted unsophisticated unstopped untrimmed unvarnished wide-open with nothing on without a stitch