Set

As a verb, it means to put something in a particular place or position, or to fix or establish something. As a noun, it can mean a group of things that belong together, or the scenery and props used in a play, movie, or TV show.

From Old English 'settan' meaning 'to cause to sit, to place', from Proto-Germanic '*satjaną', related to 'sit'. The noun senses developed from the idea of a group or placement of items.