RichThesaurus
screw one's courage to the sticking place
vs
screw up one's courage
screw one's courage to the sticking place
screw up one's courage
verb
Synonym of pluck up one's courage
How often have the words
screw one's courage to the sticking place
and
screw up one's courage
occurred in a corpus of books?
(source:
Google Ngram Viewer
)