situation vs incubus

situation and incubus both are nouns.

Word	Noun	Adjective	Verb	Adverb
situation	Yes	No	No	No
incubus	Yes	No	No	No

As nouns, incubus is a hyponym of situation; that is, incubus is a word with a more specific, narrower meaning than situation:

situation (noun)	incubus (noun)
a job in an organization	a male demon believed to lie on sleeping persons and to have sexual intercourse with sleeping women
physical position in relation to the surroundings	someone who depresses or worries others
the general state of things; the combination of circumstances at a given time	a situation resembling a terrifying dream
a condition or position in which you find yourself
a complex or critical or unusual difficulty