Synonyms for Unmodifiable

Synonyms starting with letter I

• immutable

  fixed, constant, consistent
• inflexible

  intent, fixed, constant
• invariable

  constant, consistent, unchangeable
• immovable

  constant, not changing, unchangeable
• irreversible

  constant, consistent
• inalterable

  intent, not changing
• impassive

  fixed
• immobile

  fixed
• incorrigible

  consistent
• in the bag

  intent
• inveterate

  intent
• intransigent

  fixed
• immotile
• inevitable
• intent
• in straight line
• in bee line
• incapacious
• internal
• in jail
• in-house
• insular
• invalided
• iced
• in chains
• inward-looking
• intramural
• innermore
• in order
• in readiness