RichThesaurus
grind one's gears
vs
ruffle someone's feathers
grind one's gears
verb
To annoy or irritate one.
ruffle someone's feathers
verb
To unease, cause discomfort to someone.
How often have the words
grind one's gears
and
ruffle someone's feathers
occurred in a corpus of books?
(source:
Google Ngram Viewer
)