Related Clues:
- Grub a factor in foundation
- Rummage (through)
- Dig for truffles
- Sleeping place that lacks sun -- it's underground
- Repeated word in "Take Me Out to the Ball Game"
- Organic anchor
- Noisy course to source
- Hair part
- i, for -1
- Turnip, e.g
- Carrot, essentially
- Basic cause
- Part of a carrot
- Organ spreading slowly downward
- Lastly, star to go at top of tree? Hardly!