mellow Antonyms

notched stern stridulous strong tart tartish tense throaty toothed tuneless ungentle unpleasant unripe staccato spiteful peeling pharyngeal pimply querulous rasping raucid ribbed ridged rough scaly shedding sour velar vinegary discombobulated hot and bothered like a cat on a hot tin roof on tenterhooks palatalized untuneful vowellike all of a dither all of a lather very upset as hard as nails as sour as vinegar beside oneself nonmusical worried young jittery uptight antsy bilabial flavourless