sesqui-first cousin 

Child of their parent’s half-sibling with the other parent’s full sibling.

My sesqui-first cousin is a good person.

sesqui-first cousin by Mr. Jacov November 23, 2019

half-second cousin 

Grandparent's half-sibling's grandchild.

My half-second cousin is a good person.

half-second cousin by Mr. Jacov November 23, 2019

double-half-first cousin 

Child of their parent’s half-sibling with their other parent’s half-sibling or the child of their mother's maternal half-sibling with mother's paternal half-sibling or the child of their father's maternal half-sibling with father's paternal half-sibling.

My double-half-first cousin is a good person.

double-half-first cousin by Mr. Jacov November 23, 2019

sesqui-second cousin 

Child of their parent's sesqui-first cousins or are the child of their parent’s half-first cousin with their other parent’s first cousin.

My sesqui-second cousin is a good person.

sesqui-second cousin by Mr. Jacov November 23, 2019

double-half-cousin 

Child of their parent’s half-sibling with their other parent’s half-sibling or the child of their mother's maternal half-sibling with mother's paternal half-sibling or the child of their father's maternal half-sibling with father's paternal half-sibling.

My double-half-cousin is a good person.

double-half-cousin by Mr. Jacov November 23, 2019

double-second cousin

Child of their parent's double-first cousins or are the child of their parent’s first cousin with their other parent’s first cousin or are the child of their parent’s maternal first cousin with their parent’s paternal first cousin.

My double-second cousin is a good person.

double-second cousin by Mr. Jacov November 23, 2019

sester-second cousin 

Child of their parent’s first cousin with their other parent’s sesqui-first cousin or are the child of their parent’s double-first cousin with their other parent’s half-first cousin.

My sester-second cousin is a good person.

sester-second cousin by Mr. Jacov November 23, 2019