muff vs ball

muff and ball both are nouns.

Word	Noun	Adjective	Verb	Adverb
muff	Yes	No	Yes	No
ball	Yes	No	Yes	No

muff (noun)	ball (noun)
(sports) dropping the ball	a pitch that is not in the strike zone
a warm tubular covering for the hands	a ball game played with a bat and ball between two teams of nine players; teams take turns at bat trying to score runs
	round object that is hit or thrown or kicked in games
	a spherical object used as a plaything
	a solid projectile that is shot by a musket
	a more or less rounded anatomical body or mass
	one of the two male reproductive glands that produce spermatozoa and secrete androgens
	a lavish dance requiring formal attire
	a compact mass
	an object with a spherical shape

muff (verb)	ball (verb)
make a mess of, destroy or ruin	form into a ball by winding or rolling
fail to catch, as of a ball	to live very well