tartness Synonyms

acerbity harshness sourness severity asperity acrimony poignancy irritability spiciness sours rancor resentment sour soapiness roughness sharpness sulkiness surliness cantankerousness mordancy causticity sullenness rancour vinegariness thorniness abrasiveness crabbedness virulence verjuice venom touchiness pungency procacity bristliness brininess brackishness bitterness bite astringency animosity acrimoniousness acridness acridity acidness churlishness crossness piquancy phyllotaxy petulance peevishness