词根词缀：aitio-, -aitio

【来源及含义】Greek: aitios, causing, to cause, causation

【同源单词】aitiogenic, aition, aitionastic, aitionomic, aitiotropic, aitiotropism

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

词根词缀：nastic, -nastic; nasty, -nasty; -nastism

【来源及含义】Greek: nastos, pressed close, crammed full; firm, solid

【同源单词】aitionastic, apinastic, autonastic, chemonasty, econastic, epinasty