Rock-ribbed

Synonyms for Rock-ribbed

• inflexible
  rugged
• rockbound
  rugged
• die-hard
• inexorable
• unbending
• rocky
• intransigent
• craggy
  rugged
• adamant
• rigid
• unrelenting
• unyielding
• relentless
• immovable
• rough
  rugged
• stubborn
• steely
• flinty
  rugged
• firm
• hard
  rugged
• obdurate
• jagged
• pebbly
• lithic
• stonelike
• petrous
• solid
• bouldered
• petrified
• lapidarian

For more similar words, try Rock-ribbed on Thesaurus.plus dictionary

Phrases with Rock-ribbed