1.Definition: characterized by intense emotion

"Fiery oratory"

Related Adjective(s):ardent, fervent, fervid, impassioned, perfervid, torrid

2.Definition: like or suggestive of fire

"A fiery desert wind"

Related Adjective(s):igneous

3.Definition: very intense

"A fiery temper"

Related Adjective(s):flaming