Other Words for Entirely
Entirely as a Adjective has these synonyms:
completely, wholly, altogether, fully, totally, utterly, unreservedly, unqualifiedly, unexceptionally, in every respect, in all respects, thoroughly, to a T, in toto, exhaustively, all out, from head to toe or foot, (right) down to the ground, from A to Z
Example: She was entirely satisfied. I agree with that entirely.
Example: It was entirely my fault.