step-second-cousin-once-removed

1- Stepparent's second-cousin.
2- Parent's step-second-cousin.
3- Step-second-cousin's child.
4- Second-cousin's stepchild.
5- Step-2C1R.

My step-second-cousin-once-removed is a good person.

sesqui-second-cousin

Sesqui-2C:
Person who, in relation to the other person, has zero parents, zero grandparents and three great-grandparents in common.

My sesqui-second-cousin is a good person.

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.

second great-cousin-nibling

Second cousin's grandchild.

My second great-cousin-nibling is a good person.

step-second-cousin-in-law

1- Step-second-cousin's spouse.
2- Spouse's step-second-cousin.

step-second-cousin-in-law.

half-second-cousin

1- Half-grandpibling's grandchild.
2- Someone who, in relation to others, has zero parents, zero grandparents and one great-grandparent in common.

Half-second-cousin.

Half Second Cousin

A second cousin that only shares one great grandparent instead of both great grandparents.

It’s complicated to figure out how a half second cousin is related to me.