1. (a.) Sober; steady; sedate; composed\; regular; not wild, volatile, or fanciful.

2. (p. p.) of Stay.

arid barren calm collected composed cool decorous demure dignified dry dull earnest earthbound formal frowning grave grim grim-faced grim-visaged infecund infertile literal long-faced moderate mundane no-nonsense priggish prim prosaic prosing prosy quiet restrained rigid sedate serious serious-minded smug sober sober-minded sobersided solemn somber starchy stiff stolid stone-faced straight-faced stuffy temperate thoughtful unfanciful unideal unimaginative uninspired uninventive unoriginal unpoetic unromantic unromanticized unsmiling weighty