1. (adjective) immune to attack; incapable of being tampered with

• impregnable
• secure
• strong
• unassailable
• unattackable

2. (adjective) must be kept sacred

• inviolate
• sacrosanct

3. (adjective) not capable of being violated or infringed

• absolute
• infrangible

1. (adjective) incapable of being transgressed or dishonored

• unassailable
• untouchable

2. (adjective) immune to attack; incapable of being tampered with

• invulnerable

3. (adjective) must be kept sacred

• sacred

4. (adjective) not capable of being violated or infringed

• inalienable
• unalienable

1. (adjective) immune to attack; incapable of being tampered with

• impregnability
• invulnerability
• secureness

2. (adjective) not capable of being violated or infringed

• absoluteness

1. (adjective) incapable of being transgressed or dishonored

• violable