Antonyms of adj fantastical

2 senses of fantastical

Sense 1
fantastic, fantastical -- (existing in fancy only; "fantastic figures with bulbous heads the circumference of a bushel"- Nathaniel Hawthorne)

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
antic, fantastic, fantastical, grotesque -- (ludicrously odd; "Hamlet's assumed antic disposition"; "fantastic Halloween costumes"; "a grotesque reflection in the mirror")

INDIRECT (VIA strange) -> familiar -- (within normal everyday experience; common and ordinary; not strange; "familiar ordinary objects found in every home"; "a familiar everyday scene"; "a familiar excuse"; "a day like any other filled with familiar duties and experiences")

Similarity of adj fantastical

2 senses of fantastical

Sense 1
fantastic, fantastical -- (existing in fancy only; "fantastic figures with bulbous heads the circumference of a bushel"- Nathaniel Hawthorne)
       => 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
antic, fantastic, fantastical, grotesque -- (ludicrously odd; "Hamlet's assumed antic disposition"; "fantastic Halloween costumes"; "a grotesque reflection in the mirror")
       => strange (vs. familiar), unusual -- (being definitely out of the ordinary and unexpected; slightly odd or even a bit weird; "a strange exaltation that was indefinable"; "a strange fantastical mind"; "what a strange sense of humor she has")