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：olig-, oligo-

【来源及含义】Greek: prefix; scanty, little, meager, tiny, infrequent; abnormally few or small

【相关词根词缀】Related "few, small, less, little" word units: micro-; mini-; mio-, meio-; nano-.

【同源单词】oligacanthous, oligandrous, oliganthous, oligarch, oligarchic, oligarchical