chuckle
Word family nounchucklerchucklingchuckle
chuck·le /ˈtʃʌkəl/ ●○○ verb [intransitiveI] LAUGHto laugh quietly 暗自发笑,偷笑,窃笑 What are you chuckling about? 你在偷笑什么?
► see thesaurus at laugh —chuckle noun [countableC] Rosie gave a little chuckle. 罗茜窃笑了一声。
Origin chuckle (1500-1600) chuck “to cluck” ((14-19 centuries)), from the sound