(a.) Full of threats; having a menacing appearance.

Rabelaisian atrocious back-biting backhand backhanded belittling bitchy blackening blameful blasphemous bludgeoning blustering browbeating brutal bulldozing bullying calumniatory calumnious catty censorious comminatory condemnatory contemptuous contumelious corrupt crooked cruel cursing damnatory defamatory degrading denunciatory deprecative deprecatory depreciative depreciatory derisive derisory derogative derogatory destructive detractory dirty dishonest disparaging dysphemistic epithetic excommunicative excommunicatory execrating execrative execratory fear-inspiring filthy foreboding foul fulminatory harmful hectoring humiliating hurtful imminent imprecatory improper incorrect injurious insolent insulting intimidating invective inveighing judgmental left-handed libelous lowering maledictory maligning menacing minacious minatory minimizing misapplied objurgatory obscene odious offending offensive ominous opprobrious outrageous pejorative perverted priggish profane raw reproachful reprobative reviling ribald ridiculing risque rude scandalous scatologic scoffing scurrile scurrilous slanderous slighting smutty terroristic terrorizing threatening threatful truculent unspeakable venal vile vilifying vituperative vulgar wrong