哑然 yǎrán silently Definitions Defs Origin Strokes Stroke Words Sentences Sents 哑然失笑 yǎránshīxiào to laugh involuntarily To burst into laughter unintentionally; to be unable to help laughing.哑然失色 yǎránshīsè to be dumbstruck to be so startled or shocked that one is left speechless and turns pale