lowermost vs bottom

lowermost is not a noun while bottom is a noun.

Word	Noun	Adjective	Verb	Adverb
lowermost	No	Yes	No	No
bottom	Yes	Yes	Yes	No

lowermost (noun)	bottom (noun)
	a cargo ship
	the fleshy part of the human body that you sit on
	the lower side of anything
	the lowest part of anything
	a depression forming the ground under a body of water
	low-lying alluvial land near a river
	the second half of an inning; while the home team is at bat

lowermost (adjective)	bottom (adjective)
farthest down	situated at the bottom or lowest position
	the lowest rank

lowermost (verb)	bottom (verb)
	come to understand
	strike the ground, as with a ship's bottom
	provide with a bottom or a seat