quaggy vs marshy

quaggy and marshy both are adjectives.

Word	Noun	Adjective	Verb	Adverb
quaggy	No	Yes	No	No
marshy	No	Yes	No	No

As adjectives, quaggy and marshy are synonyms defined as:

Other synonyms of quaggy include boggy, miry, mucky, muddy, sloppy, sloughy, soggy, squashy, swampy, waterlogged.

quaggy (adjective)	marshy (adjective)
(of soil) soft and watery	(of soil) soft and watery