As drunk as a skunk
As dry as a bone
As easy as ABC
As easy as apple pie
As easy as duck soup
As far as
As far as possible
As fat as a pig
As flat as a pancake
As free as a bird
As full/tight as a tick
As gaudy as a butterfly
As gentle as a lamb
As good as one's word
As graceful as a swan
As gruff as a bear
As happy as a clam
As happy as a lark
As hard as nails
As hoarse as a crow
As hungry as a bear
As innocent as a lamb
As long as
As luck would have it
As mad as a hornet
As mad as a wet hen
As meek as a lamb
As merry as a cricket
As naked as a jaybird
As nervous as a cat
As nutty as a fruitcake
As old as the hills
As one
As phony as a three-dollar bill
As plain as the nose on one's face
As poor as a church mouse
As proud as a peacock
As quiet as a mouse
As red as a cherry
As red as a lobster
As red as a poppy
As red as a rose
As red as a ruby
As red as blood
As scarce as hen's teeth
As scarce as hen's teeth/scarcer than hen's teeth
As scared as a rabbit
As sick as a dog
As silly as a goose
As slippery as an eel