Related Clues:
- __ year
- Like some renewable energy
- Word with ''energy'' or ''bomb''
- Kind of age or number
- Type of power
- Astronomical kind of flare
- Like greenhouse heat
- Like some wind
- Like superprecise clocks
- Like some hot wings, hyperbolically
- Alternative energy type
- Sun-related
- Kind of number or clock
- Heliacal
- Sunny?