champion
Enthusiasm, or excitement; high-spirited:Example; The award winner was in an ebullient mood at the dinner in her honor.
The synonyms could be challenging or contending. The terms for unseating an incumbent or champion is to oust, depose or dethrone.
The term vanquished means to conquer. Other synonyms include subdue, defeat thoroughly, to come out the winner in a competition such as a sport or a game.
For synonyms you need to drop down to the everyday dictionary: winner, victor, dominant party, etc.
They are synonyms.
Synonyms
Relative and kin are synonyms.
They are synonyms.
synonyms
Are there synonyms for washable
Synonyms for Brake:AnchorBlockConstraintDecelerateDeterrentHaltHindranceObstacleRestraintStop
Synonyms for Brash:ArrogantBoldBrazenCheekyCockyDisrespectfulFlagrantHastyHotheadedImpulsiveMadcapRudeTactlessThoughtlessUntactful