Meanings
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1
adj
confused, troubled, or unable to think clearly
I felt completely mixed-up after hearing three different explanations.
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2
adj
put together in the wrong order or without clear organization
The archive contained several mixed-up bundles of letters and receipts.
Thesaurus
Synonyms
Opposites
Etymology
The adjective developed from the phrasal verb mix up, first in the literal sense of combining or disordering things and then figuratively for mental or emotional confusion.