誠惶誠恐 [ㄔㄥˊ ㄏㄨㄤˊ ㄔㄥˊ ㄎㄨㄥˇ; cheng2 huang2 cheng2 kong3] in fear and trepidation (idiom); in reverence before your majesty (court formula of humility) ◄ ►