palsy-walsy vs chummy

palsy-walsy and chummy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
palsy-walsy	No	Yes	No	No
chummy	No	Yes	No	No

As adjectives, palsy-walsy and chummy are synonyms defined as:

palsy-walsy and chummy: (used colloquially) having the relationship of friends or pals

Other synonyms of palsy-walsy include matey, pally.

palsy-walsy (adjective)	chummy (adjective)
(used colloquially) having the relationship of friends or pals	(used informally) associated on close terms
	(used colloquially) having the relationship of friends or pals