botch (v.) Look up botch at Dictionary.com
late 14c., bocchen "to repair," later, "repair clumsily, to spoil by unskillful work" (1520s); of unknown origin.Related: Botched; botching. As a noun, "a bungled or ill-finished part," from c. 1600. OED denies any connection to the earlier bocche "a boil, a swelling, a tumor" (early 14c.), figuratively "a corrupt person; a rotten condition," which is from Old North French boche, Old French boce, a common Romanic word of uncertain origin.