fool - definition and synonyms

verb [transitive] 

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present tense
present participlefooling
past tensefooled
past participlefooled
  1. to trick someone by making them believe something that is not true

    I was completely fooled by her.

    The men had even issued false documents to fool the police.

    fool someone into doing something:

    Don’t let anyone fool you into handing over large sums of money.

    fool yourself:

    She realized she’d been fooling herself – he didn’t really love her at all.