cousinship means the state of being cousins, or the relationship that exists among cousins. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
cousinship is pronounced /ˈkʌzənˌʃɪp/.
Etymology
From cousin + -ship.
noun
- The state of being cousins, or the relationship that exists among cousins.““How long did you reside with him and his sisters after the cousinship was discovered?””