upset
/ˈəpˌsɛt/
an unexpected victory by a weaker opponent
upset in a sentence
“The upset shocked the sports world.”
Origin of upset
From up + set, originally meaning to overturn
Related Words
seeding
ranking competitors to determine tournament matchups
bracket
a tournament structure showing matchups and progression
overtime
additional playing time when scores are tied
shutout
a game in which one side fails to score
blowout
a game with a lopsided score
momentum
the psychological advantage from a series of successes