to promise with great readiness; to agree to a request without hesitation

to make profuse promises; to agree readily and without hesitation

To praise someone or something excessively or without stint

To have a mouth full of archaic or literary language; to speak in an overly pedantic or old-fashioned way using classical particles like [[之乎者也|之乎者也|zhi1 hu1 zhe3 ye3]].

to talk nonsense; to speak irresponsibly or make things up

to speak in a foul or vulgar manner; to have a mouth full of profan obscenities

to pour out lies; to speak nothing but lies