tumbler vs lock

tumbler and lock both are nouns.

Word	Noun	Adjective	Verb	Adverb
tumbler	Yes	No	No	No
lock	Yes	No	Yes	No

tumbler (noun)	lock (noun)
pigeon that executes backward somersaults in flight or on the ground	any wrestling hold in which some part of the opponent's body is twisted or pressured
a glass with a flat bottom but no handle or stem; originally had a round bottom	a fastener fitted to a door or drawer to keep it firmly closed
a movable obstruction in a lock that must be adjusted to a given position (as by a key) before the bolt can be thrown	a restraint incorporated into the ignition switch to prevent the use of a vehicle by persons who do not have the key
a gymnast who performs rolls and somersaults and twists etc.	enclosure consisting of a section of canal that can be closed to control the water level; used to raise or lower vessels that pass through it
	a mechanism that detonates the charge of a gun
	a strand or cluster of hair

tumbler (verb)	lock (verb)
	become rigid or immoveable
	fasten with a lock
	keep engaged
	place in a place where something cannot be removed or someone cannot escape
	become engaged or intermeshed with one another
	hold in a locking position
	build locks in order to facilitate the navigation of vessels
	hold fast (in a certain state)
	pass by means through a lock in a waterway