Spot
To say this is the spot means that the indicated place is the location of something. Could be something past, as in this is the spot where the old school was located. Could be future as in where the new outhouse is to be placed. It could also point to a discoloration or something of interest, something not the same as the rest. In my mind a spot is round. What is the shape that you see a spot?
The spot can be the place in a play where something in particular happens. The spot in this case is about placement in time. It could include placement in location too. When I spot someone it may be that I am standing close for safety while you climb a rickety ladder. It may also be that I give you $20 to carry you through something with the idea you will pay me back. Spot on is like a bulls eye, direct hit
I might spot someone in a crowd, meaning I see them. A spotlight is meant to highlight something, like a static display or an act on a stage. The spotlight brings attention to what it shines upon. Train spotting is a game of recording the engine number on trains and keeping a record of when which train was seen and where. My shirt sometimes become spotted with tomatoe stains when I eat spaghetti
Run Spot run, is a line from a first level reading book, where Spot is a dog. A hot spot can be one active with radiation, or a great place to go for drinks and dancing with friends. A hot spot is a popular place. My parking spot is a designated place out in the lot for me to park my vehicle. Spotting is to be dripping to show discoloration on something. If I hang clothes outside to dry, a few raindrops can cause spotting
SPOT is a satellite service for locating people who have wandered off a safe path. I sometimes see spots, like bubbles floating in front of my eyes. Does that ever happen for you? It is usually when I am not completely awake yet and a few blinks clears them away. To put me on the spot is to ask me a hard or maybe embarrassing, question at a time when it is very hard to ignore you. I try not to do that to people