Unsearchable
Easton’s Bible Dictionary & Webster’s 1828 Dictionary · Matthew George Easton, Noah Webster
Unsearchable - (Webster's 1828 Dictionary)
UNSEARCHABLE, a. unserch'able. That cannot be searched or explored; inscrutable; hidden; mysterious.
The counsels of God are to us unsearchable.
Source of the article
Matthew George Easton, Easton’s Bible Dictionary; Noah Webster, American Dictionary of the English Language (1828)
Bible Strong combined digital edition