Synonyms of undefeated

undefeated

adjective

as in unbeaten

not having or including any losses or defeats

They were undefeated in their first nine games.

an undefeated team

Synonyms & Similar Words

• unbeaten
• unconquered
• invincible
• unbeatable
• unstoppable
• unconquerable
• indomitable
• insurmountable
• unbowed
• invulnerable
• impregnable
• bulletproof
• unassailable
• unsubdued
• insuperable
• inviolable
• untouchable
• defended
• protected
• armored
• guarded
• unbreachable
• shielded
• safeguarded
• secure
• safe

Antonyms & Near Antonyms

• open
• unprotected
• susceptible
• liable
• unsafe
• insecure
• unguarded
• exposed
• weak
• helpless
• powerless
• defenseless
• imperiled
• imperilled
• vulnerable
• vincible
• surmountable
• superable

Example Sentences

Recent Examples of undefeated

Claressa Shields, the undefeated world champion boxer and two-time Olympic gold medalist, has broken her silence following a suspension for testing positive for marijuana. —Amber Corrine, VIBE.com, 28 Feb. 2025

After five rounds of intense competition, University High School emerged victorious with an undefeated record of 5 out of 5 team score. —Magda Liszewska, Orange County Register, 24 Feb. 2025

Four months ago, Artur Beterbiev won the undisputed light heavyweight championship by outfighting the undefeated Dmitry Bivol and taking a majority decision. —Josh Katzowitz, Forbes, 21 Feb. 2025

The other one was being an undefeated team and going to Dallas (on Thanksgiving) and knowing that Dallas was favored initially because Tony Romo was coming back (from an injury). —Joseph Person, The Athletic, 20 Feb. 2025