champion
UK: ˈtʃæmpiən | US: ˈtʃæmpiən
n. 1. A person who has defeated all opponents in a competition; a winner.
n. 2. A person who fights or argues for a cause or another person.
vt. To support, defend, or fight for a cause or person.
The word "champion" traces back to Late Latin campio (gladiator, fighter), derived from campus (field), referring to a battlefield or arena. In Old French, it became champion, retaining the sense of a combatant or defender. Over time, it evolved to denote both a victor in contests and an advocate for a cause, reflecting the dual themes of physical and moral struggle.
She became the chess champion after winning the national tournament.
He has been a tireless champion for environmental rights.
The lawyer championed the rights of marginalized communities.
The team celebrated their victory as champions.
The organization champions free education for all children.