Antonyms of adj fictitious

2 senses of fictitious

Sense 1
fabricated, fancied, fictional, fictitious -- (formed or conceived by the imagination; "a fabricated excuse for his absence"; "a fancied wrong"; "a fictional character")

INDIRECT (VIA unreal) -> real, existent -- (being or occurring in fact or actuality; having verified existence; not illusory; "real objects"; "real people; not ghosts"; "a film based on real life"; "a real illness"; "real humility"; "Life is real! Life is earnest!"- Longfellow)

Sense 2
assumed, false, fictitious, fictive, pretended, put on, sham -- (adopted in order to deceive; "an assumed name"; "an assumed cheerfulness"; "a fictitious address"; "fictive sympathy"; "a pretended interest"; "a put-on childish voice"; "sham modesty")

INDIRECT (VIA counterfeit) -> genuine, echt -- (not fake or counterfeit; "a genuine Picasso"; "genuine leather")

Similarity of adj fictitious

2 senses of fictitious

Sense 1
fabricated, fancied, fictional, fictitious -- (formed or conceived by the imagination; "a fabricated excuse for his absence"; "a fancied wrong"; "a fictional character")
       => unreal (vs. real) -- (lacking in reality or substance or genuineness; not corresponding to acknowledged facts or criteria; "ghosts and other unreal entities"; "unreal propaganda serving as news")

Sense 2
assumed, false, fictitious, fictive, pretended, put on, sham -- (adopted in order to deceive; "an assumed name"; "an assumed cheerfulness"; "a fictitious address"; "fictive sympathy"; "a pretended interest"; "a put-on childish voice"; "sham modesty")
       => counterfeit (vs. genuine), imitative -- (not genuine; imitating something superior; "counterfeit emotion"; "counterfeit money"; "counterfeit works of art"; "a counterfeit prince")