gob vs lump

gob and lump both are nouns.

Word	Noun	Adjective	Verb	Adverb
gob	Yes	No	No	No
lump	Yes	No	Yes	No

As nouns, lump is a hypernym of gob; that is, lump is a word with a broader meaning than gob:

Other hypernyms of gob include ball, chunk, clod, clump, glob.

gob (noun)	lump (noun)
informal terms for the mouth	a compact mass
a lump of slimy stuff	a large piece of something without definite shape
a man who serves as a sailor	an awkward stupid person
	an abnormal protuberance or localized enlargement

gob (verb)	lump (verb)
	group or chunk together in a certain order or place side by side
	put together indiscriminately