understudy - definition and synonyms

verb [transitive] theatre 

Your browser doesn’t support HTML5 audio

/ˈʌndə(r)ˌstʌdi/
present tense
I/you/we/theyunderstudy
he/she/itunderstudies
present participleunderstudying
past tenseunderstudied
past participleunderstudied
  1. to work as an understudy for a particular actor
     Synonyms and related words