dilly-dallier vs lounger

dilly-dallier and lounger both are nouns.

Word	Noun	Adjective	Verb	Adverb
dilly-dallier	Yes	No	No	No
lounger	Yes	No	No	No

As nouns, dilly-dallier and lounger are synonyms defined as:

Other synonyms of dilly-dallier include dallier, dillydallier, mope.

dilly-dallier (noun)	lounger (noun)
someone who wastes time	an armchair whose back can be lowered and foot can be raised to allow the sitter to recline in it
	an article of clothing designed for comfort and leisure wear
	someone who wastes time