As easy as ABC
As smelly as dirty socks
As white as snow
As calm as a cat
As blunt as a hammer
As big as a whale
As vain as a peacock
As gentle as a lamb
As wise as an owl
As hollow as a drum
As tall as a giraffe
As brilliant as the stars
As flat as a pancake
As useful as a cow
As slow as a snail
As clear as crystal
As strong as an ox
As cool as a cucumber
As fresh as dew
As mischievous as a monkey