genuine
genuine , adjective
[Latin genuinus, from genere, gignere, to beget, in pass., to be born: compare French génuine. See Gender.]
Belonging to, or proceeding from, the original stock; native;
not counterfeit, spurious, false, or adulterated; authentic; real; natural; true; pure; as, a genuine text; a genuine production; genuine materials.
True, genuine night.
The evidence, both internal and external, against the genuineness of these letters, is overwhelming.