Common Meanings
1
qǐ岂
An interrogative particle used to express rhetorical questions, often implying strong negation or surprise, meaning 'how can it be that?', 'isn't it?', or 'why would/should'.
这岂不是一举两得的好办法吗？
Isn't this a good method that kills two birds with one stone?
2
kǎi岂
Anciently interchangeable with 'kǎi', meaning joyful or happy.
宴席之上，众人岂然，共庆丰收。
At the banquet, everyone was joyful, celebrating the bountiful harvest together.
An archaic variant of '凯' (kǎi), meaning triumphant or victorious.
他高唱岂歌，庆祝来之不易的胜利。
He sang a triumphant song, celebrating the hard-won victory.