词根词缀:acantho-, acanth-, -acanth, -acanths, -acanthid, -acanthous
【来源及含义】Greek: used either as a prefix or as a suffix; pointed appendages; spine, spiny; thorn, thorny
【同源单词】acanth, acantha, acanthaceous, acanthamebiasis, acanthamoeba, acanthesthesia
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