nī^gresco — Lewis & Short
nī^gresco, grŭi, 3,
latices nigrescere sacros, etc.,Verg. A. 4, 454:
tenebris nigrescere,id. ib. 11, 824:
nigrescunt sanguine venae,Ov. A. A. 3, 503:
baca incipiens nigrescere,Plin. 15, 1, 2, § 6:
nigrescens cutis,id. 26, 1, 5, § 7:
nigrescentes dentes,id. 31, 10, 46, § 117:
bacae cum jam nigruerint,Col. 12, 48:
dies nigrescet,Vulg. Ezech. 30, 18.