Antonyms of adj ropey

2 of 3 senses of ropey

Sense 2
ropy, ropey, stringy, thready -- (forming viscous or glutinous threads)

INDIRECT (VIA thick) -> thin -- (relatively thin in consistency or low in density; not viscous; "air is thin at high altitudes"; "a thin soup"; "skimmed milk is much thinner than whole milk"; "thin oil")

Sense 3
ropey, ropy -- ((British informal) very poor in quality; "ropey food"; "a ropey performance")

INDIRECT (VIA inferior) -> superior -- (of high or superior quality or performance; "superior wisdom derived from experience"; "superior math students")

Similarity of adj ropey

3 senses of ropey

Sense 1
ropy, ropey -- (of or resembling rope (or ropes) in being long and strong)

Sense 2
ropy, ropey, stringy, thready -- (forming viscous or glutinous threads)
       => thick (vs. thin) -- (relatively dense in consistency; "thick cream"; "thick soup"; "thick smoke"; "thick fog")

Sense 3
ropey, ropy -- ((British informal) very poor in quality; "ropey food"; "a ropey performance")
       => inferior (vs. superior) -- (of low or inferior quality)