n. a word is cognate with another if both derive from the same word in an ancestral languages. having the same ancestral language
a. 同族的, 同语系的, 同词源的, 母族的, 同性质的, 同类的, 同种的n. 亲族, 同语系的语言, 同词源的词, 同性质的东西, 同源物[计] 同性质的, 同类的, 同语族的