untoward in WordNet English dictionary

1. contrary to your interests or welfare
   "adverse circumstances"; "made a place for themselves under the most untoward conditions"
   adverse  inauspicious  untoward 
   
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"
   indecent  indecorous  unbecoming  uncomely  unseemly  untoward