Antonyms of adj rock-ribbed

2 senses of rock-ribbed

Sense 1
rock-ribbed, rockbound -- (abounding in or bordered by rocky cliffs or scarps; "the rock-ribbed coast of Maine")

INDIRECT (VIA rough) -> smooth -- (having a surface free from roughness or bumps or ridges or irregularities; "smooth skin"; "a smooth tabletop"; "smooth fabric"; "a smooth road"; "water as smooth as a mirror")

Sense 2
die-hard (prenominal), rock-ribbed -- (tradition-bound and obstinately opinionated; "an inflexible (or die-hard) conservative"; "rock-ribbed republican")

INDIRECT (VIA inflexible) -> flexible -- (capable of being changed; "flexible schedules")

Similarity of adj rock-ribbed

2 senses of rock-ribbed

Sense 1
rock-ribbed, rockbound -- (abounding in or bordered by rocky cliffs or scarps; "the rock-ribbed coast of Maine")
       => rough (vs. smooth), unsmooth -- (having or caused by an irregular surface; "trees with rough bark"; "rough ground"; "rough skin"; "rough blankets"; "his unsmooth face")

Sense 2
die-hard (prenominal), rock-ribbed -- (tradition-bound and obstinately opinionated; "an inflexible (or die-hard) conservative"; "rock-ribbed republican")
       => inflexible (vs. flexible) -- (incapable of change; "a man of inflexible purpose")