ardent

adjectives

characterized by intense emotion
"ardent love"; "an ardent lover"; "a fervent desire to change society"; "a fervent admirer"; "fiery oratory"; "an impassioned appeal"; "a torrid love affair"
characterized by strong enthusiasm
"ardent revolutionaries"; "warm support"
glowing or shining like fire
"from rank to rank she darts her ardent eyes"- Alexander Pope; "frightened by his ardent burning eyes"
is similar to
emitting or reflecting light readily or in large amounts
"the sun was bright and hot"; "a bright sunlit room"