malahack
/ˈmaləhak/(also mallyhack, mollyhack, mollyhawk) English regional (East Anglian ) and United States regional (chiefly New England )
verb
[with object] To cut or carve badly or roughly; to injure, maltreat.
Origin
Early 19th century; earliest use found in Robert Forby (1759–1825), philologist. Origin uncertain.