Another candle, or this.
Line them up the way the chart does. A candle smells nice for a while. This is still around next Christmas. A candle burns down. This gets thicker. A candle could be for anyone on your list. This one holds her handwriting.
Nothing against candles. She has a drawer of them, and she's lit two. You're looking for a gift that does something the others can't, and that's hard to find in a store.

