macule vs fleck

macule and fleck both are nouns.

Word	Noun	Adjective	Verb	Adverb
macule	Yes	No	No	No
fleck	Yes	No	Yes	No

As nouns, fleck is a hypernym of macule; that is, fleck is a word with a broader meaning than macule:

macule: a patch of skin that is discolored but not usually elevated; caused by various diseases
fleck: a small contrasting part of something

Other hypernyms of macule include dapple, maculation, patch, speckle, spot.

macule (noun)	fleck (noun)
a patch of skin that is discolored but not usually elevated; caused by various diseases	a small contrasting part of something
	a small fragment of something broken off from the whole

macule (verb)	fleck (verb)
	make a spot or mark onto