Spiteful

(a.) Filled with, or showing, spite; having a desire to vex, annoy, or injure; malignant; malicious; as, a spiteful person or act.

Thesaurus Entries

acrid, acrimonious, antagonistic, antipathetic, bearish, belligerent, bitchy, bitter, cankered, cantankerous, cattish, catty, caustic, churlish, clashing, colliding, conflicting, crabbed, cranky, cross, cross-grained, crusty, cussed, despiteful, disagreeable, evil, excitable, feisty, fractious, full of hate, hateful, hostile, huffish, huffy, invidious, irascible, irritable, malevolent, malicious, malign, malignant, mean, ornery, perverse, punitive, quarrelsome, rancorous, repugnant, retaliative, retaliatory, retributive, retributory, revengeful, set against, snappish, sore, spleeny, splenetic, testy, ugly, unforgiving, unfriendly, vengeful, venomous, vicious, vindictive, virulent, vitriolic, waspish, wicked