Antonyms of adj mind-blowing

2 senses of mind-blowing

Sense 1
mind-bending, mind-blowing -- (intensely affecting the mind especially in producing hallucinations)

INDIRECT (VIA psychoactive) -> nonpsychoactive -- (not affecting the mind or mental processes; "a nonpsychoactive pain reliever")

Sense 2
mind-blowing -- (intensely affecting the mind or emotions; "spending a week in the jungle was a mind-blowing experience"; "a mind-blowing horror story")

INDIRECT (VIA emotional) -> unemotional -- (unsusceptible to or destitute of or showing no emotion)

Similarity of adj mind-blowing

2 senses of mind-blowing

Sense 1
mind-bending, mind-blowing -- (intensely affecting the mind especially in producing hallucinations)
       => psychoactive (vs. nonpsychoactive), psychotropic -- (affecting the mind or mood or other mental processes; "psychoactive drugs")

Sense 2
mind-blowing -- (intensely affecting the mind or emotions; "spending a week in the jungle was a mind-blowing experience"; "a mind-blowing horror story")
       => emotional (vs. unemotional) -- (of more than usual emotion; "his behavior was highly emotional")