blob vs fleck

blob and fleck both are nouns.

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

As verbs, blob and fleck are synonyms defined as:

Other synonyms of blob include blot, spot.

blob (noun)	fleck (noun)
an indistinct shapeless form	a small contrasting part of something
	a small fragment of something broken off from the whole

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