Related Clues:
- Fundamental part
- Parsnip, e.g
- A cube has one
- Yam or turnip
- Fundamental cause
- Firmly establish sound course
- Derivation
- Source of river also running westward
- Solution of equation produces cheer
- Rummage, origin
- Main underground part of plant
- Amateur soldiers needing professional backing to supply infrastructure
- As well to run back to burrow
- Basic source or origin
- Origin; eg, carrot