词根词缀：genus, genesis-, -gen, -gene, -genesis, -genetic, -genic, -geny, -genous

【来源及含义】Latin: birth, beget; descent, origin, creation, inception, beginning, race, sort; kind, class

【同源单词】aerospace engineering, agenesis, autogenous, benign, benignant, benignantly

词根词缀：phyllo-, phyll-, -phyll, -phyllous

【来源及含义】Greek: leaf, leaves

【同源单词】aphyllous, aphylly, aphytic, chloroformization, diphyllous, eleutherophyllous

词根词缀：phylo-, phyl-

【来源及含义】Greek: tribe, race; class; clan

【同源单词】homophylic, monophyletic, myrmecophyte, phyla, phylae, phylarch