palaver vs hot air

palaver and hot air both are nouns.

Word	Noun	Adjective	Verb	Adverb
palaver	Yes	No	Yes	No
hot air	Yes	No	No	No

As nouns, palaver and hot air are synonyms defined as:

Other synonyms of palaver include empty talk, empty words, rhetoric.

palaver (noun)	hot air (noun)
loud and confused and empty talk	loud and confused and empty talk
flattery intended to persuade	air that has been heated and tends to rise

palaver (verb)	hot air (verb)
have a lengthy discussion, usually between people of different backgrounds
influence or urge by gentle urging, caressing, or flattering
speak (about unimportant matters) rapidly and incessantly