"upstages" in the noun sense
the rear part of the stage
"upstages" in the verb sense
treat snobbishly, put in one's place
move upstage, forcing the other actors to turn away from the audience
steal the show, draw attention to oneself away from someone else
"When the dog entered the stage, he upstaged the actress"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License