understudy

Từ điển WordNet v3.1 - WordNet Dictionary

I - noun

an actor able to replace a regular performer when required
• Syn:
standby
• Derivationally related forms:
stand by (for: standby)
• Hypernyms:
actor, histrion, player, thespian, role player

II - verb

be an understudy or alternate for a role
• Syn:
alternate
• Derivationally related forms:
alternate (for: alternate)
• Hypernyms:
memorize, memorise, con, learn
• Verb Frames:
- Somebody ----s

• Từ đồng nghĩa / Synonyms:
  standby, alternate