sickness的形容詞形式是什么

　　I was sick three times in the night.

　　夜里我吐了三次。

　　The very thought of drink made him feel sick.

　　他一想到酒就覺得惡心。

　　People think I'm sick for having a rat as a pet.

　　人們認為我養只耗子當寵物是變態。