fall vs tumble

fall and tumble both are nouns.

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

As nouns, fall and tumble are synonyms defined as:

Other synonyms of fall include spill.

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

fall (noun)	tumble (noun)
a sudden drop from an upright position	an acrobatic feat of rolling or turning end over end
the act of surrendering (usually under agreed conditions)	a sudden drop from an upright position
a lapse into sin; a loss of innocence or of chastity
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

fall (verb)	tumble (verb)
occur at a specified time or place	do gymnastics, roll and turn skillfully
decrease in size, extent, or range	fall suddenly and sharply
pass suddenly and passively into a state of body or mind	suffer a sudden downfall, overthrow, or defeat
be born, used chiefly of lambs	put clothes in a tumbling barrel, where they are whirled about in hot air, usually with the purpose of drying
come out; issue	understand, usually after some initial difficulty
assume a disappointed or sad expression	throw together in a confused mass
begin vigorously	fall down, as if collapsing
come as if by falling	fall apart
be cast down	roll over and over, back and forth
go as if by falling	cause to topple or tumble by pushing
fall or flow in a certain way	fly around
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