seek vs fumble

seek and fumble both are nouns.

Word	Noun	Adjective	Verb	Adverb
seek	Yes	No	Yes	No
fumble	Yes	No	Yes	No

As verbs, fumble is a hyponym of seek; that is, fumble is a word with a more specific, narrower meaning than seek:

seek (noun)	fumble (noun)
the movement of a read/write head to a specific data track on a disk	(sports) dropping the ball

seek (verb)	fumble (verb)
inquire for	drop or juggle or fail to play cleanly a grounder
try to locate or discover, or try to establish the existence of	feel about uncertainly or blindly
go to or towards	handle clumsily
try to get or reach	make one's way clumsily or blindly
make an effort or attempt	make a mess of, destroy or ruin