Difference between Upstairs and Stillroom

UPSTAIRS vs STILLROOM: NOUN

A pantry or storeroom connected with the kitchen (especially in a large house) for preparing tea and beverages and for storing liquors and preserves and tea etc
An apartment for distilling; a domestic laboratory.
A room connected, with the kitchen, where coffee, tea, and the like are made, and the finer articles supplied to the table are made, stored, and prepared for use.
A room for distilling.
An apartment in a house where liquors, preserves, and the like, are kept.
A room containing a still (for distillation)
A pantry adjoining a kitchen where drinks etc were stored or prepared

In or to an upper story: as, to go up-stairs.
Pertaining or relating to an upper story or flat; being above stairs: as, an up-stairs room.

Upwards, Trestle, Down, Upper, There, Yonder, Storey, Deck, Floor, Stairs, Stairwell, Up the stairs, On a higher floor, In the mind, In the head

Night table, Kitchenmaid, Coffeeroom, Storage space, Fridge, Ice machine, Towel bar, Pantler, Cupboard, Cookroom, Pantry, Storage room, Kitchen, Utility room, Still room

Over, Climb, Install, Aloft, Above, Upwards, Trestle, Down, Upper, There, Yonder, Storey, Deck, Floor, Stairwell

Cantharus, Cellaret, Night table, Kitchenmaid, Coffeeroom, Storage space, Fridge, Ice machine, Towel bar, Cupboard, Cookroom, Pantry, Storage room, Kitchen, Utility room

Rent an upstairs with a secondary suite below.
Paul went back upstairs, broke bread, and ate.
It bothered me each time I came upstairs.
Upstairs: a table in the dining room above.
Davis goes upstairs once more before the bell.
We parked the car here and went upstairs.
Also the upstairs bedroom is a little warmer.
My PC is actually upstairs in another room.
Ford testified that the alleged assault happened in a bedroom upstairs, while she was on her way to the upstairs bathroom.
Overweight dogs are smart dogs and if the food bowl moves upstairs, they will head upstairs, too.