From Longman Dictionary of Contemporary Englishovershadowo‧ver‧shad‧ow /ˌəʊvəˈʃædəʊ $ ˌoʊvərˈʃædoʊ/ verb [transitive] 1 UNIMPORTANTto make someone or something else seem less important Her interest in politics began to overshadow her desire to be a poet. The achievement of the men’s team was overshadowed by the continuing success of the women’s team.2 WORRIEDto make an occasion or period of time less enjoyable by making people feel sad or worried The threat of war overshadowed the summer of 1939.3 BIGif a tall building, mountain etc overshadows a place, it is very close to it and much taller than it a dark valley overshadowed by towering peaks→ See Verb table
Examples from the Corpus
overshadow• Tim felt constantly overshadowed by his older brother.• He has been overshadowed by Kevin Hardy, the top defensive prospect in the draft.• Gore has assiduously cultivated his eventual presidential candidacy without undercutting or overshadowing Clinton.• The first was that the adjoining bungalow would not be overshadowed, either practically or figuratively, by the new house.• But even this sad circumstance was overshadowed for me by political events of the week.• It would be overshadowed if it did.• Rumors of financial malpractice overshadowed the President's inauguration ceremony.• An impressive 25-story skyscraper overshadows the temple next door.• It was an anxiety so consuming that it overshadowed what actually happened once the war came. 