词根词缀：andro-, andr-, -ander, -andra, -andria, -andrian, -andric, -andrism, -androus, -andries, -andry

【来源及含义】Greek: man, men, male, masculine; also, stamen or anther as used in botany

【相关词根词缀】Links to other units that include the topic of "man", "mankind":
anthropo-; homo-; vir-.

【同源单词】adynamandrous, anandrious, anandrous, andragogy, andranatomy, andriatry

词根词缀：tetra-, tetr-

【来源及含义】Greek: four; a number used as a prefix

【相关词根词缀】 Cross references of word families that are related, partially or totally, to: "four, fourth": quadri-; quatr-; tessara-.

【同源单词】rotundo-tetragonal, tessaraglot, tetrabasic, tetrablastic, tetrabrach, tetrabrachius