(as) easy as A, B, C

See: as easy as pie

• as if you own the place
• a sight for sore eyes
• a significant other
• a sign of the times
• a sine qua non
• a sinking feeling
• a sinking ship
• a sin tax
• as it comes
• as it stands
• a sitting duck
• a skeleton in closet
• a skeleton in cupboard
• a skeleton in someone's closet
• a skeleton in the closet
• a skeleton in the cupboard
• a skeleton in your cupboard
• ask for
• ask for a rain check
• ask for it
• ask for something
• ask for the moon
• ask for trouble
• ask someone for a rain check
• a slap in the face