Synonyms of unbeatable

Adjective

1. unbeatable, unstoppable (vs. stoppable)

usage: hard to defeat; "an unbeatable ball team"

2. invincible, unbeatable, unvanquishable, unconquerable (vs. conquerable)

usage: incapable of being overcome or subdued; "an invincible army"; "her invincible spirit"

Definition and meaning of unbeatable (Dictionary)