RichThesaurus
rant and rave
vs
vent one's spleen
rant and rave
verb
To express furious anger.
vent one's spleen
verb
To openly express pent-up anger, often on an unrelated matter or person.
How often have the words
rant and rave
and
vent one's spleen
occurred in a corpus of books?
(source:
Google Ngram Viewer
)