stove

Most of the time the concept of STOVE is just spelled out: S-T-O-V-E.
But sometimes you might see someone doing the actual sign for stove.

STOVE:
To express the concept of "stove," sign "cook" then "flat + sides" to show the top and sides of the stove.

OVEN:

Use a double motion to turn the verb "BAKE" into the noun "OVEN."

BAKE:
The sign "bake" is a single motion representing the placing of food in an oven.