smarten - definition and synonyms

verb 

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/ˈsmɑː(r)t(ə)n/
present tense
I/you/we/theysmarten
he/she/itsmartens
present participlesmartening
past tensesmartened
past participlesmartened

phrasal verb

smarten up

present tense
I/you/we/theysmarten up
he/she/itsmartens up
present participlesmartening up
past tensesmartened up
past participlesmartened up
  1. 1
    [intransitive/transitive] if you smarten up or smarten yourself up, you make yourself look tidy and clean