Adjectives

(s)abhorrent, detestable, obscene, repugnant, repulsiveoffensive to the mind“an abhorrent deed”, “the obscene massacre at Wounded Knee”, “morally repugnant customs”, “repulsive behavior”, “the most repulsive character in recent novels”
(s)abominable, detestable, execrable, odiousunequivocally detestable“abominable treatment of prisoners”, “detestable vices”, “execrable crimes”, “consequences odious to those you govern” (Edmund Burke)