situation vs situate

situation is a noun but situate is not a noun.

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

situation (noun)	situate (noun)
a job in an organization
physical position in relation to the surroundings
the general state of things; the combination of circumstances at a given time
a condition or position in which you find yourself
a complex or critical or unusual difficulty

situation (verb)	situate (verb)
	put (something somewhere) firmly
	determine or indicate the place, site, or limits of, as if by an instrument or by a survey