sesquiple-second-cousin

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

My sesquiple-second-cousin is a good person.

second cousin-pibling

Parent's second cousin.

My second cousin-pibling is a good person.

triple-second-cousin

Someone who, in relation to others, has zero parents, zero grandparents and six great-grandparents in common.

Triple-second-cousin.

triple-second-cousin

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

My triple-second-cousin is a good person.

triple-second-cousin

Living being that has zero parents, zero grandparents and six great-grandparents in common with other living beings.

triple-second-cousin.

sesqua-second-cousin

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

My sesqua-second-cousin is a good person.

second-cousin-7X-removed

Second-cousin-seven-times-removed (2C7R).

My second-cousin-7X-removed is a good person.