fictitious, fabulous, legendary, mythical, apocryphal mean having the nature of something imagined or invented. fictitious implies fabrication and suggests artificiality or contrivance more than deliberate falsification or deception.
//fictitious characters fabulous stresses the marvelous or incredible character of something without necessarily implying impossibility or actual nonexistence.
// a land of fabulous riches legendary suggests the elaboration of invented details and distortion of historical facts produced by popular tradition.
// the legendary exploits of Davy Crockett mythical implies a purely fanciful explanation of facts or the creation of beings and events out of the imagination.
//mythical creatures apocryphal implies an unknown or dubious source or origin or may imply that the thing itself is dubious or inaccurate.
// a book that repeats many apocryphal stories