Question

Need a song lyric that rhymes with queen and fits in this sentence. "I treated you like a ________." (Has to be romantic)

Answer 1

Depending on what comes next, you could use dream. 

Answer 2

A couple words that rhyme with Queen are 
Glean
Peen
Seen
Spleen
Clean
Green
(I couldn't really of a word that was romantic, I hope I helped in a way tho)