LATIN DICTIONARYLexicon Latīnum
English → Latin

“cousin” in Latin

The English word cousin itself goes back to Latin sobrīnus, through cōnsobrīnus.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

cousin
consobrinus (first cousin): sobrinus (second cousin): patruelis (child of a father’s brother): amitinus (child of a father’s sister, or of a mother’s brother): propinquus: cognatus (general term for relation). SYN. in RELATION.

Quick answer

What is the Latin word for cousin?
The usual Latin words for “cousin” are cōnsobrīnus, sobrīnus, patruēlis; also amitīnus, propinquus, cognātus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.