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Rant

Definition: To rave in violent, high-sounding, or extravagant
language, without dignity of thought; to be noisy, boisterous, and
bombastic in talk or declamation; as, a ranting preacher.

Rant

Definition: High-sounding language, without importance or dignity of
thought; boisterous, empty declamation; bombast; as, the rant of
fanatics.