词根词缀：malaco-, malac-, malako-, -malacia

【来源及含义】Greek: soft, softness; abnormal softening, soft-bodied

【同源单词】adenomalacia, angiomalacia, arteriomalacia, bronchomalacia, cardiomalacia, cerebromalacia

词根词缀：pneumo-, pneum-, pneumono-, pneumon-

【来源及含义】Greek: lung; breath, breathe

【相关词根词缀】 Word units related to breath and breathe: hal-; pneo-; pneumato-; psych-; spiro.

【同源单词】amphipneust, amphipneustic, angiopneumography, apneumia, apneuses, apneusis