Wiktionary
n. (plural of third cousin English)
Usage examples of "third cousins".
Well, hell, my dad and your dad were third cousins, did you know that?
Great-grandmother, but in a Family's tangled exogamous web of greats, second and third cousins and nieces and nephews on lives extended by time dilation and rejuv, you compressed generations unless you were seriously trying to track what you were to each other.
She knew all about Cory's family, three generations backwards and out to third cousins by marriage, and why his family would do anything for Lady Cecelia, including forget that she herself had ever existed and taken a ride on Cory's ship.
They were second and third cousins of hers, two sets of sisters, one set large and one small, and equally chagrined.
The second and third cousins had retired, flushed and gratified, to obscure dens from which they had emerged, and the castle housed only the more prominent members of the family, always harder to dislodge than the small fry.