What most people I knew called the "pantry" a small room adjoining a kitchen, my father
called the "buttery" (he didn't pronounce the 'e')

buttery 1
n.,
pl. 3ter[ies 5ME boterie, ale cellar, pantry < OFr, storage room for casks < ML buteria: see BUTT36
1 a storeroom for wine and liquor
2 a LARDER (sense 1)
3 a room in some English colleges where provisions are available to students

but[ter[y2 7but4!r c8
adj.
1 like butter, as in consistency
2 containing or spread with butter
3 inclined to flattery; adulatory