ETYM Cf. French achčvement, Eng. Hatchment.
1. The act of achieving or performing; an obtaining by exertion; successful performance; accomplishment.
2. The result of such an act; an accomplishment.
3. A great or heroic deed; something accomplished by valor, boldness, or praiseworthy exertion; a feat.
4. An escutcheon or ensign armorial; now generally applied to the funeral shield commonly called hatchment.