Synonyms of unassailable

unassailable

adjective

ˌən-ə-ˈsā-lə-bəl 

as in sacred

not to be violated, criticized, or tampered with

one of the unassailable beliefs of that political party

Synonyms & Similar Words

• sacred
• holy
• inviolable
• pure
• untouchable
• sacrosanct
• protected
• privileged
• hallowed
• secure
• immune
• inviolate
• exempt
• shielded

Antonyms & Near Antonyms

• irreverent
• blasphemous
• profane
• sacrilegious

Example Sentences

Recent Examples of unassailable

It's got a great business, unassailable business, not a monopoly, but close to it. — Alexa Lomonaco, CNBC, 31 Aug. 2026

All of which is beating around the bush on the way to say that the set was pretty unassailable for an abridgement of what is about to come on tour. — Chris Willman, Variety, 30 Aug. 2026

For more than a decade, India’s leader Narendra Modi has seemed politically unassailable, presiding over a government that has outmaneuvered opponents, dominated public discourse and squeezed the space for dissent in the world’s biggest democracy. — Rhea Mogul, CNN Money, 28 July 2026

Blatter looked unassailable right up to the moment he was toppled; his long-running heir apparent was also pushed out, which is how Infantino ended up as FIFA president in the first place. — David A. Graham, The Atlantic, 6 July 2026