Irreparably

Combination is a tactical maneuver, usually in a sequence of two or more moves, that a player performs sacrificing material, often in a spectacular way, in order to checkmate the opponent's king or put him in an irreparably disadvantageous situation.

The shallow adoption of the language of serious causes by the right always harms those causes irreparably.

Your actions have irreparably harmed my reputation.

The building was erected in two years, at the parochial expence, on the foundation of the former one, which was irreparably damaged by the hurricane of Auguſt, 1712.