tastings sharp (and sometimes unpleasant)

pungent, sharp

(of) a substance that corrodes

consuming, wearing; bitter

having a sharp taste (like that of vinegar, a lemon or an unripe apple etc); having a taste of having gone bad; bad-tempered

bad-tasting; gone bad

very sour; unpleasant and hurting people's feelings; a piece of pastry with fruit or jam on it; a girl or woman of immoral character

bitter, sour in taste or effect