enflame

他的侮辱性言论使全场观众愤怒不已。

His insulting remarks ___enflame the entire audience.

社交媒体上的谣言往往会激化民众的情绪。

Rumors on social media often ___enflame public emotions.

那位政客的演讲使支持者的热情更加高涨。

The politician's speech served to ___enflame his supporters' passion.