Antonyms of adj nonstick

1 sense of nonstick

Sense 1
nonstick -- ((of surfaces especially of cooking utensils) permitting easy removal of adherent food particles; "a frying pan with a nonstick surface")

INDIRECT (VIA slippery) -> nonslippery -- (not slippery; not likely to slip or skid)

Similarity of adj nonstick

1 sense of nonstick

Sense 1
nonstick -- ((of surfaces especially of cooking utensils) permitting easy removal of adherent food particles; "a frying pan with a nonstick surface")
       => slippery (vs. nonslippery), slippy -- (causing or tending to cause things to slip or slide; "slippery sidewalks"; "a slippery bar of soap"; "the streets are still slippy from the rain")