词根词缀：cnesto-, cneso-, cnes-, cniso-, cnis-, -cnesmia, -cnismo

【来源及含义】Greek: scratch, tickle, itch, sting

【同源单词】cnesagenous, cnesogenous, cnesomania, cnisma, cnismosis, odontocnesis

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