unsteady vs tottering

unsteady and tottering both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unsteady	No	Yes	No	No
tottering	No	Yes	No	No

unsteady (adjective)	tottering (adjective)
subject to change or variation	(of structures or institutions) having lost stability; failing or on the point of collapse
not firmly or solidly positioned	unsteady in gait as from infirmity or old age