adj. 25B6; adjective
an indiscreet remark : IMPRUDENT, unwise, impolitic, injudicious, incautious, irresponsible, ill-judged, ill-advised, misguided, ill-considered, careless, rash, unwary, hasty, reckless, precipitate, impulsive, foolhardy, foolish, short-sighted; undiplomatic, indelicate, tactless, insensitive; inexpedient, untimely, infelicitous.
her indiscreet behaviour : IMMODEST, indecorous, unseemly, improper, indecent, indelicate.