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：syn-, sy-, sym-, syl-, sys-

【来源及含义】Greek: with, together with; also by extension: united; same, similar; at the same time

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units dealing with "equal, identical, same, similar": auto-; emul-; equ-, equi-; homeo-; homo-; iso-; pari-; peer; rhomb-; tauto-.

【同源单词】acrocephalopolysyndactyly, acrocephalosyndactylia, acrocephalosyndactyly, acrosyndesis, allosynapsis, antagonistic symbiosis