词根词缀：geno-, gen-, genit-, gener-, -gen

【来源及含义】Greek > Latin: race, kind; line of descent; origin, creation; pertaining to sexual relations, reproduction, or heredity; and more recently, a gene or genes

【同源单词】abiogenesis, abiogenetic, abiogenetically, abiogenous, acrogen, acrometagenesis

词根词缀：onco-, oncho-, -oncus

【来源及含义】Greek: "mass, bulk"; denotes relationship to a tumor, process of cancer formation; swelling, or mass

【同源单词】adenoncus, arthroncus, blepharoncus, chrono-oncology, glossoncus, gonyoncus