Antonyms of adj thought-provoking

1 sense of thought-provoking

Sense 1
challenging, thought-provoking -- (stimulating interest or thought; "a challenging hypothesis"; "a thought-provoking book")

INDIRECT (VIA stimulating) -> unstimulating, unexciting -- (not stimulating)

Similarity of adj thought-provoking

1 sense of thought-provoking

Sense 1
challenging, thought-provoking -- (stimulating interest or thought; "a challenging hypothesis"; "a thought-provoking book")
       => stimulating (vs. unstimulating) -- (rousing or quickening activity or the senses; "a stimulating discussion")