obligate vs stimulate

obligate is an adjective but stimulate is not an adjective.

Word	Noun	Adjective	Verb	Adverb
obligate	No	Yes	Yes	No
stimulate	No	No	Yes	No

As verbs, stimulate is a hypernym of obligate; that is, stimulate is a word with a broader meaning than obligate:

Other hypernyms of obligate include cause, get, have, induce, make.

obligate (adjective)	stimulate (adjective)
restricted to a particular condition of life

obligate (verb)	stimulate (verb)
bind by an obligation; cause to be indebted	cause to be alert and energetic
commit in order to fulfill an obligation	act as a stimulant
force somebody to do something	provide the needed stimulus for
	cause to do; cause to act in a specified manner
	cause to occur rapidly
	stir the feelings, emotions, or peace of
	stir feelings in