Bible Greek and Hebrew Dictionaries combined for Word Studies
Genesis Chapter 1
days 5066 # tetartaios {tet-ar-tah'-yos}; from 5064; pertaining to the fourth day: -- four {days}.
days 8027 ## shalash {shaw-lash'}; a primitive root perhaps originally to intensify, i.e. treble; but apparently used only as denominative from 7969, to be (causatively, make) triplicate (by restoration, in portions, strands, days or years): -- do the third time, (divide into, stay) three ({days}, -fold, parts, years old).
days 8032 ## shilshowm {shil-shome'}; or shilshom {shil-shome'}; from the same as 8028; trebly, i.e. (in time) day before yesterday: -- + before (that time, -time), excellent things [from the margin], + heretofore, three {days}, + time past.
days 8543 ## t@mowl {tem-ole'}; or t@mol {tem-ole'}; probably for 865; properly, ago, i.e. a (short or long) time since; especially yesterday, or (with 8032) day before yesterday: -- + before (-time), + these [three] {days}, + heretofore, + time past, yesterday.