vinegarish

acerb, sour, tart, acid, vinegary, acetic, acetose, vinegarish

acid, vinegary, angry, grumpy, moody, morose, sullen, petulant, crabbed, dogged, gloomy, sulky, ill-humored, chuffy, rusty, mulish, gruff, huffy, humpy, pettish, huffish, ill-humoured, ill-natured, snuffy, vinegarish