wad vs muckle

wad and muckle both are nouns.

Word	Noun	Adjective	Verb	Adverb
wad	Yes	No	Yes	No
muckle	Yes	No	No	No

As nouns, wad and muckle are synonyms defined as:

wad and muckle: (often followed by `of') a large number or amount or extent

wad (noun)	muckle (noun)
a wad of something chewable as tobacco	(often followed by `of') a large number or amount or extent
(often followed by `of') a large number or amount or extent
a small mass of soft material

wad (verb)	muckle (verb)
crowd or pack to capacity
compress into a wad