词根词缀：cocco-, cocc-, -coccus, -cocci, -coccal, -cocca

【来源及含义】Greek: bacteria; literally, a "berry, kernel"

【同源单词】coccal, cocci, coccid, coccidiosis, coccidosis, cocciferous

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