Acris is a word that refers to something sharp, bitter, or sour in taste, or something that is intense or extreme in its nature. Some synonyms for the word 'acris' include pungent, tart, acerbic, tangy, biting, sour, sharp, acid, intense, severe, spicy, strong, and biting. These words are useful when trying to describe the taste of certain foods or flavors. Acris can also be used to refer to someone or something that is harsh or severe, and some synonyms for this usage include cutting, rigid, harsh, stern, abrupt, unforgiving, and rough. These words are helpful when describing people's personalities or certain situations.