imperative vs pressing

imperative and pressing both are nouns.

Word	Noun	Adjective	Verb	Adverb
imperative	Yes	Yes	No	No
pressing	Yes	Yes	No	No

imperative (noun)	pressing (noun)
some duty that is essential and urgent	the act of pressing; the exertion of pressure
a verb in the imperative mood.	a metal or plastic part that is made by a mechanical press
a mood that expresses an intention to influence the listener's behavior

imperative (adjective)	pressing (adjective)
requiring attention or action	compelling immediate action
relating to verbs in the imperative mood