Overshadowed (8)
(Other definitions for upstaged that I've seen before include "Drew attention to oneself away from someone else" , "Outmanoeuvred by player" , "Diverted attention from - another actor?" , "Outshone" , "Drew attention from (another actor)" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">overshadowed</span>' is the definition.<br/ ><span class="explanation-format__explanation">(eclipsing is a kind of overshadowing)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for eclipsed that I've seen before include "Surpassed - led epics (anag)" , "Obscured as by heavenly body" , "Hidden" , "Overshadowed" , "Made obscure" .)