Decorous

De*co"rous (?; 277), a. [L. decōrus, fr. decor comeliness, beauty; akin to decere. See Decent, and cf. Decorum.] Suitable to a character, or to the time, place, and occasion; marked with decorum; becoming; proper; seemly; befitting; as, a decorous speech; decorous behavior; a decorous dress for a judge.

A decorous pretext the war.
Motley.

-- De*co"rous*ly, adv. -- De*co"rous*ness, n.