RichThesaurus
fight one's guts out
vs
play one's guts out
fight one's guts out
verb
Synonym of sweat one's guts out
play one's guts out
verb
Synonym of sweat one's guts out
How often have the words
fight one's guts out
and
play one's guts out
occurred in a corpus of books?
(source:
Google Ngram Viewer
)