Immutable synonyms | phrases

Phrases with similar meaning for Immutable

• hard and fast
• hard-and-fast
• long-lasting
• dyed-in-the-wool
• never-ending
• long-standing
• carved in stone
• deep-rooted
• single-minded
• without end
• cast-iron
• set in stone
• of a piece
• well-founded
• long-lived
• never-changing
• well-balanced
• well-proportioned
• like the Rock of Gibralter
• solid as rock
• brick-wall
• solid as a rock
• staying put
• well-built
• dead set on
• intent upon
• meaning business
• hard-nosed
• hard-boiled
• hard-line
• hard-bitten
• hard-shelled
• beyond recall
• stand pat
• dug in
• set in concrete
• stick to guns
• tough nut
• for keeps
• forever and a day
• in for the long haul
• etched in stone
• brick wall
• in for long haul
• hard line
• well built
• set in your ways
• well-established

  unchangeable
• long-term
• cast in stone