If you describe a person or their beliefs as unquestioning, you are emphasizing that they accept something without any doubt or disagreement.

What is the meaning of the unexamined?

: not subjected to examination (such as critical scrutiny, analysis, or comparison) : not carefully weighed or examined … encouraging students to question their own unexamined beliefs …—

How do you use unquestionable in a sentence?

1, Her competence as a teacher is unquestionable. 2, The witness showed unquestionable proof. 3, The sincerity of his beliefs is unquestionable. 4, He is a person of unquestionable principles.