vahnih—the god of fire SB 3.26.54, SB 3.26.63
vahnih—Vahni SB 9.23.16, SB 9.24.19
vahnih—the fire-god Madhya 9.211-212
vahnih—fire or the controlling deity of fire SB 2.10.19
vahnih—a fire SB 8.10.50
Can't find any compound Sanskrit words containing vahnih.