sink vs fall

sink and fall both are nouns.

Word	Noun	Adjective	Verb	Adverb
sink	Yes	No	Yes	No
fall	Yes	No	Yes	No

As verbs, fall is a hypernym of sink; that is, fall is a word with a broader meaning than sink:

Other hypernyms of sink include come down, descend, go down.

As verbs, fall is a hypernym of sink; that is, fall is a word with a broader meaning than sink:

Other hypernyms of sink include come down, descend, go down.

sink (noun)	fall (noun)
plumbing fixture consisting of a water basin fixed to a wall or floor and having a drainpipe	a sudden drop from an upright position
a covered cistern; waste water and sewage flow into it	the act of surrendering (usually under agreed conditions)
a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof	a lapse into sin; a loss of innocence or of chastity
(technology) a process that acts to absorb or remove energy or a substance from a system	a sudden sharp decrease in some quantity
	a free and rapid descent by the force of gravity
	a sudden decline in strength or number or importance
	when a wrestler's shoulders are forced to the mat
	a movement downward
	a downward slope or bend
	the season when the leaves fall from the trees
	the time of day immediately following sunset

sink (verb)	fall (verb)
fall heavily or suddenly; decline markedly	occur at a specified time or place
embed deeply	decrease in size, extent, or range
go under	pass suddenly and passively into a state of body or mind
fall or descend to a lower place or level	be born, used chiefly of lambs
cause to sink	come out; issue
fall or sink heavily	assume a disappointed or sad expression
appear to move downward	begin vigorously
descend into or as if into some soft substance or place	come as if by falling
pass into a specified state or condition; sink into	be cast down
	go as if by falling
	fall or flow in a certain way
	move downward and lower, but not necessarily all the way
	move in a specified direction
	descend in free fall under the influence of gravity
	slope downward
	drop oneself to a lower or less erect position
	lose an upright position suddenly
	to be given by assignment or distribution
	be captured
	fall to somebody by assignment or lot; passed
	come into the possession of
	to be given by right or inheritance
	be inherited by
	lose office or power
	yield to temptation or sin
	suffer defeat, failure, or ruin
	lose one's chastity
	die, as in battle or in a hunt
	be due
	come under, be classified or included
	touch or seem as if touching visually or audibly
	fall from clouds