noncousin
nounEtymology From non- + cousin.
1
One who is not a cousin.
- The opening sections of Martin’s biography are clogged with genealogical chronicles of the Garcías (the father’s family) and the Márquezes (the mother’s), snaking into the 19th century — a preposterously tangled story of cousins and noncousins united in wedlock, nonwedlock, near-incest, vendetta-mania and frontier trailblazing in the Colombian wilds[…]2009 June 7, Paul Berman, “Telling the Tale”, in New York Times: