characterized by dignified propriety in conduct, manners, appearance, character, etc.

adjective

impolite , inappropriate , indecent , indecorous , unbecoming , unfit , unrefined , unseemly , unsuitable

adjective

au fait , becoming , befitting , ceremonial , ceremonious , civilized , comely , comme il faut , conforming , conventional , correct , decent , demure , de rigueur , dignified , done , elegant , fit , fitting , formal , good , mannerly , meet , moral , nice , polite , prim , proper , punctilious , refined , respectable , right , seasonable , sedate , seemly , staid , well-behaved , appropriate , calm , composed , modest , orderly , quiet , regular , respectful , settled , sober , steady , suitable , unruffled