unassailable

As adjectives the difference between untouchable and unassailable

is that untouchable is not able to be touched while unassailable is secure against attack; impregnable.

As a noun untouchable

is a criminal so adept, they cannot be arrested or convicted.

Unassailable is a related term of sacrosanct.

As adjectives the difference between unassailable and sacrosanct

is that unassailable is secure against attack; impregnable while sacrosanct is beyond alteration, criticism, or interference, especially due to religious sanction; inviolable.

As adjectives the difference between invulnerable and unassailable

is that invulnerable is incapable of being wounded, or of receiving injury; not vulnerable while unassailable is secure against attack; impregnable.

Unassailable is a related term of mighty.

As adjectives the difference between unassailable and mighty

is that unassailable is secure against attack; impregnable while mighty is very strong; possessing might.

As a noun mighty is

influential, powerful beings or mighty can be (obsolete|rare) a warrior of great strength and courage.

As an adverb mighty is

(colloquial) very; to a high degree.

Unforfeitable is likely misspelled.

Unforfeitable has no English definition.

As an adjective unassailable

is secure against attack; impregnable.

Unassailable is a related term of powerful.

As adjectives the difference between unassailable and powerful

is that unassailable is secure against attack; impregnable while powerful is having, or capable of exerting power, potency or influence.

Unassailable is a related term of absolute.

As an adjective unassailable

is secure against attack; impregnable.

As a noun absolute is

(philosophy) that which is totally unconditioned, unrestricted, pure, perfect, or complete; that which can be thought of without relation to others .

Unassailable is a related term of potent.

As adjectives the difference between unassailable and potent

is that unassailable is secure against attack; impregnable while potent is possessing strength.

As a noun potent is

(tincture) a heraldic fur formed by a regular tessellation of blue and white t shapes.

Unassailable is a related term of sacred.

As adjectives the difference between unassailable and sacred

is that unassailable is secure against attack; impregnable while sacred is set apart by solemn religious ceremony; especially, in a good sense, made holy; set apart to religious use; consecrated; not profane or common; as, a sacred' place; a '''sacred''' day; ' sacred service.

As a verb sacred is

(sacre).