Second cousin's grandchild.
by Hgcloziw November 23, 2019

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.
by Mr. Jacov November 23, 2019

Second-cousin-eight-times-removed (2C8R).
My second-cousin-8X-removed is a good person.
by N8953SW June 26, 2021

My second-cousin-2X-removed is a good person.
by N8953SW June 26, 2021
