wise - definition and synonyms

verb 

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/waɪz/

phrasal verb

wise up

[intransitive]
present tense
I/you/we/theywise up
he/she/itwises up
present participlewising up
past tensewised up
past participlewised up
informal
to learn or understand the truth about something, or to tell someone the truth about something

When are they going to wise up to the fact that people aren’t interested?