spiel vs patter

spiel and patter both are nouns.

Word	Noun	Adjective	Verb	Adverb
spiel	Yes	No	Yes	No
patter	Yes	No	Yes	No

As nouns, spiel and patter are synonyms defined as:

spiel and patter: plausible glib talk (especially useful to a salesperson)

Other synonyms of spiel include line of gab.

spiel (noun)	patter (noun)
plausible glib talk (especially useful to a salesperson)	plausible glib talk (especially useful to a salesperson)
	a quick succession of light rapid sounds

spiel (verb)	patter (verb)
speak at great length (about something)	make light, rapid and repeated sounds
replay (as a melody)	rain gently