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mess up — make untidy

phrasal verbB1IELTS 5+informalcommon

To make something disorganized or dirty; to make a place or thing messy.

Say it like a native

Textbook The children disarranged the entire living room.

Native The kids messed up the whole living room.

'Mess up' is the natural verb for making a place untidy; 'disarrange' is rare and formal.

Pattern: mess (something) up / mess up (something)

In use

  • The kids messed up the living room with their toys.daily life
  • When I share a room with my brother, he always messes up my side and it drives me crazy.IELTS speaking

Common mistake

✗ Don't mess up with my desk.

✓ Don't mess up my desk.

'Mess up' + the place (no 'with'). ('Mess with' = interfere — a different meaning.)

Common collocations

  • mess up + place/thing — the room, your hair, the bed, my papers

Don't confuse it

'Mess up' means to make untidy, while 'clean up' means to make tidy.

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