Bible Greek and Hebrew Dictionaries combined for Word Studies
Genesis Chapter 1
greyhound 2223 ## zarziyr {zar-zeer'}; by reduplication from 2115; properly, tightly girt, i.e. probably a racer, or some fleet animal (as being slender in the waist): -- + {greyhound}.
greyhound 4975 ## mothen {mo'-then}; from an unused root meaning to be slender; properly, the waist or small of the back; only in plural the loins: -- + {greyhound}, loins, side.