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：amoebo-, amoeb-, amoebi-, amebo-, ameb-, amebi-, -amoeba, -ameba

【来源及含义】Greek: change, alteration; return, exchange

【相关描述】Used in the sense "of or pertaining to a one-celled protozoan because it changes shape as it moves and feeds".

【同源单词】acanthamebiasis, acanthamoeba, amebic, amebic dysentery, amebic gangrene, amebic granulomatosis