unsteady vs convulsive

unsteady and convulsive both are adjectives.

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

unsteady (adjective)	convulsive (adjective)
subject to change or variation	affected by involuntary jerky muscular contractions; resembling a spasm
not firmly or solidly positioned	resembling a convulsion in being sudden and violent