词根词缀：allelo-, allel-

【来源及含义】Greek: one another, of one another; literally, "the other"; reciprocally; in mutual relation

【相关词根词缀】 Inter-related cross references, directly or indirectly, involving word units meaning "another, other, different, alternating, varied, changing": ali-; allo-; alter-; hetero-; mut-; poikilo-; reciproc-; vari-.

【同源单词】allele, allelic, allelism, allelocatalysis, allelochemics, allelogenic

词根词缀：cata-, cat-, cath-, kata-

【来源及含义】Greek: down, downward; under, lower; against; entirely, in accordance with, completely; definitely

【同源单词】acatalepsia, acatalepsy, acataleptic, acatamathesia, acataphasia, acataposia