The initial idioms of the letter G

great beyond	great cry and little wool
Great day!	great deal
great divide	great guns
great many	Great minds
great minds run in the same channel, all	Great minds think alike
Great oaks from little acorns grow	Great oaks from little acorns grow, and Mighty oak
great pith and moment	Great Scott!
no great shakes	Great Unwashed
great white hope	great with child
greater	great
greatest thing since indoor plumbing	greatest thing since sliced bread
greefo	Greek to
Greek to me	Greek to me, it's
Greek to someone	Greek
green about the gills	green apple quickstep