sisterson

构词拆分

sister词根/词干

son词根/词干

演变路径（由近及远）

英语
继承自 ←中古英语 systerson
继承自 ←古英语 sweostorsunu
继承自 ←原始西日耳曼语 *swestersunu
继承自 ←原始日耳曼语 *swestērsunuz

词源说明

From Middle English systerson, sustersone, from Old English sweostorsunu, from Proto-West Germanic *swestersunu, from Proto-Germanic *swestērsunuz, equivalent to sister +‎ son.

释义（英文）

名词 Noun

(rare, possibly nonstandard) The son of one's sister; sororal nephew