undefeated
01
無敗の, 負け知らずの
not having been defeated or overcome
例
The boxer retired undefeated, having won all of his matches.
そのボクサーは全ての試合に勝ち、無敗のまま引退した。
The team remained undefeated throughout the entire season.
そのチームはシーズンを通して無敗のままでした。
語彙ツリー
undefeated
defeated
defeat
