Antonyms of adj fabulous

3 senses of fabulous

Sense 1
fabulous, fab -- (extremely pleasing; "a fabulous vacation")

INDIRECT (VIA pleasing) -> displeasing -- (causing displeasure or lacking pleasing qualities)

Sense 2
fabulous, mythic, mythical, mythologic, mythological -- (based on or told of in traditional stories; lacking factual basis or historical validity; "mythical centaurs"; "the fabulous unicorn")

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 3
fabulous -- (barely credible; "the fabulous endurance of a marathon runner")

INDIRECT (VIA incredible) -> credible, believable -- (capable of being believed; "completely credible testimony"; "credible information")

Similarity of adj fabulous

3 senses of fabulous

Sense 1
fabulous, fab -- (extremely pleasing; "a fabulous vacation")
       => pleasing (vs. displeasing) -- (giving pleasure and satisfaction; "a pleasing piece of news"; "pleasing in manner and appearance")

Sense 2
fabulous, mythic, mythical, mythologic, mythological -- (based on or told of in traditional stories; lacking factual basis or historical validity; "mythical centaurs"; "the fabulous unicorn")
       => 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 3
fabulous -- (barely credible; "the fabulous endurance of a marathon runner")
       => incredible (vs. credible), unbelievable -- (beyond belief or understanding; "at incredible speed"; "the book's plot is simply incredible")