I come on when you flip a switch or get an idea

I'm a six-letter word. My first three letters refer to an automobile and my last three letters refer to a household animal. My first four letters are the name of a fish, but I'm found in your house.

Which side of a chicken has more feathers?

I am the famous Windows OS, that started Frutiger Aero

My usage and my name are one in the same. I am the avenue to bring color to your world, There is no surface that I cannot alter. Breathing life into the imagination, I am the key to passing from artist to audience all of the thoughts of whimsy and woe You'll find me everywhere, And you'll find that I am enjoyed by all ages Application doesn't matter, there are so many varieties to do it, Whether you're standing or you choose to sit