Related Clues:
- Thought (Pref.)
- __-friendly (''green'')
- Prefix with car or warrior
- System or friendly preceder
- Prefix with law or tourist
- Author of 'The Prague Cemetery'
- It can mean ''green''
- Nature lover's prefix
- Concept: Prefix
- System prefix
- Head of tourism
- Renewable-energy prefix
- Friendly introduction
- Prefix that can mean ''green''
- 'Foucault's Pendulum' author Umberto