Related Clues:
- Result of taking caffeine
- Relish turning roof of shelter through 90 degrees
- A bit of a craze started with 10
- Go both ways
- Energy put into one's financial provision, initially
- Go to get added flavour
- Relish - orange peel
- Piquancy - fruit rind
- Piquancy (eg from lemon peel)
- Enthusiasm and energy
- Energy (from a lemon?)
- Keen excitement - citrus peel
- Enthusiasm — grated lemon peel
- Zip up and down
- It helps one accomplish a goal