lyric vs love lyric

lyric and love lyric both are nouns.

Word	Noun	Adjective	Verb	Adverb
lyric	Yes	Yes	Yes	No
love lyric	Yes	No	No	No

As nouns, love lyric is a hyponym of lyric; that is, love lyric is a word with a more specific, narrower meaning than lyric:

lyric (noun)	love lyric (noun)
a short poem of songlike quality	the lyric of a love song
the text of a popular song or musical-comedy number

lyric (adjective)	love lyric (adjective)
used of a singer or singing voice that is light in volume and modest in range
of or relating to a category of poetry that expresses emotion (often in a songlike way)
relating to or being musical drama
expressing deep emotion

lyric (verb)	love lyric (verb)
write lyrics for (a song)