sinister(redirected from sinisterly)
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Related to sinisterly: sinisterness
sinisteradjective alarming, baleful, baneful, censurable, cold-blooded, comminatory, contemptible, corrupt, creepy, cruel, culpable, dangerous, demoniac, demoniacal, deserving of condemnaaion, designing, despiteful, destructive, detrimental, diabolic, diabolical, dishonest, disingenuous, dismaying, disquieting, disreputable, disturbing, dreadful, eerie, envenomed, evil, exceptionable, facinorous, fear-inspiring, fearsome, fiendish, flagitious, flawed, frightening, ghoulish, harmful, heartless, heinous, horrible, horrid, hurtful, ignoble, ill-disposed, immeritorious, immoral, impious, inauspicious, injurious, inquitous, insidious, intimidating, lawless, malefic, maleficent, maleficial, malevolent, malicious, malign, malignant, menacing, minatory, mischievous, miscreant, murderous, nefarious, nocuous, noisome, noxious, peccable, peccant, pernicious, perverse, portending evil, presageful, rascally, remorseless, reprehensible, satanic, scatheful, scheming, scoundrelly, sinful, spiteful, tainted, terrible, threatening, treacherous, truculent, uncommendable, unfair, unfavorable, unprincipled, unpromising, unpropitious, unrighteous, untrustworthy, unwholesome, venomous, villainous, wicked, worthy of blame, wrong
See also: arrant, bad, blameworthy, diabolic, dire, heinous, malevolent, malignant, nefarious, odious, offensive, ominous, onerous, pernicious, portentous, unfavorable, unpropitious