(a.) Done, attempted, or said, at an unsuitable or unpropitious time.

bad futile ill-adapted ill-advised ill-assorted ill-chosen ill-considered ill-fitted ill-matched ill-seasoned ill-sorted ill-suited impolitic improper inadmissible inadvisable inapplicable inapposite inappropriate inapt inauspicious incongruous inconvenient inept inexpedient infelicitous inopportune intempestive intrusive irrelevant late mal a propos maladjusted malapropos misjoined mismatched mismated misplaced mistimed off base out of character out of joint out of keeping out of line out of phase out of place out of proportion out of season out of time out of tune premature too late too soon unadapted unapt unbecoming unbefitting undesirable unfavorable unfit unfitted unfitting unfortunate unhandy unhappy unlucky unmeet unprofitable unpropitious unqualified unready unripe unseasonable unseemly unsuitable unsuited untimely untoward unwise wrong