词根词缀：atav-

【来源及含义】Latin: grandfather; ancestor; father of a great-grandfather

【同源单词】atavism, atavistic, atavistically, uncle

词根词缀：-ic

【来源及含义】Greek: a suffix; pertaining to; of the nature of, like; in chemistry, it denotes a higher valence of the element than is expressed by -ous

【同源单词】abdominocystic, abdominopelvic, abdominoscopy, abdominothoracic, abiogenetic, abiogenic