1. in a manner deserving capital punishment; in a way that is punishable by death
Usage: archaic or legal
2. in an excellent or first-rate manner; splendidly
Usage: chiefly British, informal or dated

Examples

• The crime was considered capitally offensive under the old law.
• The performance went capitally well, earning standing ovations.
• He managed the project capitally, exceeding all expectations.
• The new restaurant is doing capitally in the downtown area.
• She spoke capitally in defense of her position.