imperative vs imperative mood

imperative and imperative mood both are nouns.

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

As nouns, imperative and imperative mood are synonyms defined as:

imperative and imperative mood: a mood that expresses an intention to influence the listener's behavior

Other synonyms of imperative include imperative form, jussive mood.

imperative (noun)	imperative mood (noun)
some duty that is essential and urgent	a mood that expresses an intention to influence the listener's behavior
a verb in the imperative mood.
a mood that expresses an intention to influence the listener's behavior

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