buttery (adj.) Look up buttery at Dictionary.com
"resembling butter," late 14c., from butter (n.) + -y (2). Related: Butteriness.
buttery (n.) Look up buttery at Dictionary.com
"place for storing liquor," also "room where provisions are laid up" (late 14c.), from Old French boterie, from Late Latin botaria, from bota, variant of butta "cask, bottle;" see butt (n.2) + -ery.