You searched for: “unaccountable
unaccountable (adjective), more unaccountable, most unaccountable
1. Not answerable or responsible to anyone: He was a salesman who was unaccountable to anyone except the president of the company.
2. Impossible to explain or to give a wherefore for something: Max couldn't think of one
reason why he got such a bad and unaccountable grade on his last test, so he asked his teacher for clarification.