fictitious place vs mythical place

fictitious place and mythical place both are nouns.

Word	Noun	Adjective	Verb	Adverb
fictitious place	Yes	No	No	No
mythical place	Yes	No	No	No

As nouns, fictitious place and mythical place are synonyms defined as:

fictitious place and mythical place: a place that exists only in imagination; a place said to exist in fictional or religious writings

Other synonyms of fictitious place include imaginary place.

fictitious place (noun)	mythical place (noun)
a place that exists only in imagination; a place said to exist in fictional or religious writings	a place that exists only in imagination; a place said to exist in fictional or religious writings