词根词缀：acid-, acidi-, acido-, -acidity

【来源及含义】Latin: sour [sharp]

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

【同源单词】acid, acid rain, acid test, acidalbumin, acidaminuria, acidemia

词根词缀：anti-, ant-

【来源及含义】Greek: against, opposed to, preventive; used as a prefix

【相关描述】Don't confuse this anti- ("against, preventive") with the anti- which means "before".

【同源单词】anecdote, antacid, antagonism, antagonistic symbiosis, antagonize, Antarctic