English
CEFR B1
undercover
Rank #3371 in frequency ranking in frequency
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Meanings & Definitions
adjective
Example Sentences
"I felt so nervous when I went undercover at the party"
"Keep your identity undercover until the mission is complete"
"Did you know she was working undercover for the police?"
"He wore a hat to stay undercover"
"The undercover agent bought a coffee and waited"
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