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

The Rams are 53-1 dating to their undefeated 2023 season. —Buddy Collings, Orlando Sentinel, 26 Feb. 2025

Du Plessis, who dethroned Sean Strickland to capture the 185-pound title, then submitted former champion Israel Adesanya before dominating Strickland in their title rematch, is riding an 11-fight win streak, and is undefeated in the UFC. —Dan Perry, Newsweek, 19 Feb. 2025

Diamond Hill-Jarvis (11-2, 5-0) has had a strong start to the season and is undefeated in District 7-4A play. —Charles Baggarly, Fort Worth Star-Telegram, 14 Feb. 2025

Inter Miami is undefeated through its first four preseason games under new coach Javier Mascherano, who was Messi’s teammate with the Argentine national team and at FC Barcelona. —Michelle Kaufman, Miami Herald, 13 Feb. 2025