As per first hit on Google: , Keziah means cassia in Hebrew, from the name of a spice tree. In the Old Testament Keziah was a daughter of Job. Guy (male name Guy is pronounced /gye/. It is of Old German <http://www.thinkbabynames.com/search/1/old+german> origin, and its meaning is "wood <http://www.thinkbabynames.com/search/1/wood>", or "warrior <http://www.thinkbabynames.com/search/1/warrior>")