RichThesaurus
lie through one's teeth
vs
talk out of one's ass
lie through one's teeth
verb
To tell an obvious untruth.
talk out of one's ass
verb
To exaggerate, lie, or speak nonsense.
How often have the words
lie through one's teeth
and
talk out of one's ass
occurred in a corpus of books?
(source:
Google Ngram Viewer
)