词根词缀：acuto-, acut-, acuti-, acu-, -cusis; also, agu-

【来源及含义】Latin: sharp, to sharpen, point; needle, pin

【相关词根词缀】 Cross references of word families that are related directly, or indirectly, to: "sour, sharp": acerb-; aceto-; acid-; acies- (not "sour"); oxy-; pung- (not "sour").

【同源单词】acicula, acicular, acicular ice, aciculate, aciculate, aciculiform

词根词缀：-ish

【来源及含义】Old English: a suffix meaning, characteristic of, like, tending to; of or relating to, from; somewhat, approximately; or a verb ending

【相关描述】A suffix used to form adjectives from nouns and from adjectives. It refers to "relation, resemblance, similarity", and sometimes has a diminutive force; such as, "selfish, boyish, brutish; whitish, somewhat white".

A verb ending, originally appearing in certain verbs of French origin; such as, "abolish, cherish, finish, furnish, garnish", and "impoverish".

【同源单词】abolish, accomplish, acutish, admonish, anguish, anguish