Uttermost
Uttermost , adjective
[From Utter, a.; compare Utmost, and Outermost.]
Extreme; utmost; being; in the farthest, greatest, or highest degree; as, the uttermost extent or end.
In this uttermost distress.
Uttermost , noun
The utmost; the highest or greatest degree; the farthest extent. — Tennyson
Wherefore he is able also to save them to the uttermost that come unto God by him.
He cannot have sufficient honor done unto him; but the uttermost we can do, we must.