unshapely, a. [misshapen], [deformed].
unsheltered, a. exposed, unprotected.
unshod, a. discalced, [barefooted], discalceated.
unshrinking, a. [unflinching], determined, [resolute].
unsightly, a. [offensive], [repulsive].
unskilled, a. unpracticed, [unskillful], empirical.
unskillful, a. maladroit, [inexpert], [unskilled], [clumsy].
unsociable, a.morose, uncompanionable, inaffable, ungenial, taciturn.
unsolvable, a. [insoluble], inexplicable.
unsophisticated, a. [unadulterated]; [innocent], [guileless], [gullible], ingenuous.