indecorous adj

1 lacking propriety and good taste in manners and conduct; "indecorous behavior" [syn: indelicate] [ant: decorous]

2 not in keeping with accepted standards of what is right or proper in polite society; "was buried with indecent haste"; "indecorous behavior"; "language unbecoming to a lady"; "unseemly to use profanity"; "moved to curb their untoward ribaldry" [syn: indecent, unbecoming, uncomely, unseemly, untoward]

English

Adjective

1. improper, immodest or indecent

Doric, aberrant, abnormal, abominable, atrocious, barbaric, barbarous, cacophonous, chintzy, clumsy, coarse, criminal, crude, delinquent, deviant, discourteous, disgraceful, doggerel, dysphemistic, evil, graceless, gross, hardly the thing, harsh, ignominious, ill-mannered, illegal, immodest, impolite, improper, impure, in bad taste, inappropriate, inconcinnate, inconcinnous, incorrect, indecent, indelicate, indiscreet, inelegant, infamous, infelicitous, irregular, loose, low, malodorous, not done, not the thing, off-base, off-color, offensive, out-of-line, outlandish, ridiculous, rough, rude, sacrilegious, scandalous, shameful, shameless, sinful, tasteless, terrible, unbecoming, unbefitting, unbeseeming, uncivil, uncourtly, uncouth, undecorous, undignified, undue, uneuphonious, unfelicitous, unfit, unfitting, ungenteel, ungodly, ungraceful, unlawful, unpolished, unrefined, unrighteous, unseemly, unsuitable, untasteful, untoward, vulgar, wicked, wrong, wrongful