The term 'hot spot' can refer to a variety of different things, including a niterie (6 letters), tinderbox (9 letters), RADIATOR (8 letters), SPA (3 letters), TEA (3 letters), TUB (3 letters), HELL (4 letters), KILN (4 letters), OAST (4 letters), OVEN (4 letters), sara (4 letters), HADES (5 letters), SAUNA (5 letters), SCENE (5 letters), STOVE (5 letters), DESERT (6 letters), GEYSER (6 letters), HEARTH (6 letters), FURNACE (7 letters), INFERNO (7 letters), tropics (7 letters), FIREPLACE (9 letters), saunabath (9 letters), and whereitsat (10 letters). These words all refer to places or objects that are hot or generate heat.