Impregnable synonyms | adjectives

Synonyms for Impregnable as an Adjective

• unassailable

  invulnerable, unyielding
• invulnerable

  unyielding, unassailable
• unconquerable

  indomitable, invulnerable
• impenetrable

  invulnerable, property
• invincible

  unyielding, indomitable
• strong

  invulnerable, property
• secure

  invulnerable, property
• indomitable

  do, unassailable
• inviolable
• indestructible

  unyielding, invincible
• unbeatable

  indomitable, invincible
• inexpugnable
• unattackable
• firm

  property, unyielding
• unshakable
• solid

  property
• unyielding

  indomitable, unconquerable
• impervious

  impassible
• resistant

  fast, impenetrable
• safe
• fortified
• insurmountable
• defensible
• insuperable
• fast

  resistant
• tenable

  defensible
• conceptive
• undefeatable

  unassailable
• inaccessible
• immovable
• immune
• protected
• impassable

  impenetrable
• steadfast
• sound
• impermeable
• bulletproof
• watertight

  flawless, impenetrable
• shielded
• tight

  impenetrable
• untouchable
• defendable
• stout
• unstoppable

  indomitable, unassailable
• fierce

  dreadful
• justifiable

  defensible
• fearful

  dreadful
• appalling

  dreadful
• frightful

  dreadful
• formidable

  dreadful