level
Anyone can join, with a 50-word vignette in the comments. Your vignette does not have to include the prompt term.
My effort:
The stair coiled upward. One loop, two loops, three loops.
"If," grumbled Halley, holding onto the railing as she hauled herself up, "they had any sense, they would put the books on the same subject together. Or at least on the same book case. Or even on the same level.