sinister(redirected from sinistral)
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Related to sinistral: dextral
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