to express an emotion (as amusement) by curving the lips upwardgrinned at the kids' fooling around in the pool
grinned at the kids' fooling around in the pool
beam, smile
laugh, simpersmirk, sneer
grimacefrown, glare, gloom, glower, lower(also lour), scowlpout, sulk
before the 12th century
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。