擂 ⇒
自吹自擂 zìchuīzìléi, to blow one's own trumpet (idiom)
擂台 lèitái, [擂臺], elevated stage on which martial competitions or duels were held/arena/ring
擂 léi/lèi, beat/to grind, to beat (a drum)
擂台赛 lèitáisài, [擂臺賽], single-elimination open tournament (the winner stays on until he is himself defe...
打擂台 dǎlèitái, [打擂臺], (old) to fight on the leitai/(fig.) to enter a contest
擂主 擂鼓