feign

1. V-T If someone feigns a particular feeling, attitude, or physical condition, they try to make other people think that they have it or are experiencing it, although this is not true. 佯作[正式]

One morning, I didn't want to go to school, and decided to feign illness. 一天早上，我不願(yuàn)去上學(xué)，就決定裝病。