mix (something) up

to put something in the wrong order or place.

If you mix the photos up in these envelopes I'll never find them.

• come within an ace of something
• come within an inch of
• come within an inch of doing something
• come within a whisker of
• come within a whisker of doing something
• come within a whisker of something
• come with the territory
• comings and goings
• commit something to memory
• commit to memory
• commit to memory something
• common ground
• common-or-garden
• common touch
• compare apples and oranges
• compare notes
• conk out
• connect the dots
• contradiction in terms
• contrary to popular belief
• contrary to popular opinion
• conventional wisdom
• conversation piece
• cook goose
• cookie-cutter