词根词缀：hydro-, hydra-, hydr-, hyd-

【来源及含义】Greek: water

【相关词根词缀】 Cross references of word families that refer to "water": aqua-; hydat-; hygro-.

【同源单词】ahydrotaxis, anhydrase, anhydration, anhydride, anhydrobiosis, anhydrous

词根词缀：oxy-, -oxia, -oxic

【来源及含义】Greek: sharp, acute, pointed, keen; sour, acid, acidic, pungent

【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"); acuto- (not "sour"); pung- (not "sour").

【同源单词】anoxia, antioxidant, antioxidation, cerebral anoxia, deoxidation, deoxidize