Antonyms of adj steepish

1 sense of steepish

Sense 1
steepish -- (somewhat steep)

INDIRECT (VIA steep) -> gradual -- ((of a topographical gradient) not steep or abrupt; "a gradual slope")

Similarity of adj steepish

1 sense of steepish

Sense 1
steepish -- (somewhat steep)
       => steep (vs. gradual) -- (having a sharp inclination; "the steep attic stairs"; "steep cliffs")