mess up

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• verb transitive To make a mess of; to untidy, disorder, soil, or muss.
• verb transitive To cause a problem with; to introduce an error or mistake in; to make muddled or confused; spoil; ruin.
• verb transitive To botch, bungle; to perform poorly on.
• verb intransitive To make a mistake; to do something incorrectly; to perform poorly.
• verb transitive To cause (another person) to make unwanted mistakes in a given task, usually through distraction or obnoxious behavior.
• verb transitive To damage; injure.
• verb transitive, slang To manhandle; beat up; rough up.
• verb transitive, slang To discombobulate, utterly confuse, or confound psychologically; to throw into a state of mental disarray.