反义词是 uncomfortable ,例如:

1、He was lying in a very uncomfortable position.他以很不舒服的姿势躺着。

2、"Boredom could be an uncomfortable feeling," she said."无聊可能是一种不舒服的感觉,"她说。

3、I couldn't sleep because the bed was so uncomfortable.这床太不舒服了,我睡不着觉。