| Enero or febrero | 16 |
| Enero o febrero, por ejemplo | 28 |
| Enero is one | 12 |
| Enero is first in this period | 29 |
| Enero begins it | 15 |
| Enero a diciembre | 17 |
| energystar.gov org. | 19 |
| energystar.gov grp. | 19 |
| energystar.gov gp. | 18 |
| Energy: Slang | 13 |
| Energy-supplying food, for short | 32 |
| Energy-supplying compound, for short | 36 |
| Energy-saving way to go | 23 |
| Energy-saving panel | 19 |
| Energy-saving mode? | 19 |
| Energy-saving material | 22 |
| Energy-saving cooker | 20 |
| Energy-saver's motto? | 25 |
| Energy-producing panel | 22 |
| Energy-inefficient vehicle | 26 |
| Energy-focused org. | 19 |
| Energy-filled chargers | 22 |
| Energy-efficient deadly sin? | 28 |
| Energy-draining things | 22 |
| Energy-carrying molecule, for short | 35 |
| Energy-building substance | 25 |
| Energy-boosting organic snack brand | 35 |
| Energy-boosting drink | 21 |
| Energy-boosting berry | 21 |
| Energy-absorption unit | 22 |
| Energy, to Einstein | 19 |
| Energy, so to speak | 19 |
| Energy, informally | 18 |
| Energy, in feng shui | 20 |
| Energy ___ | 10 |
| Energy units: abbr. | 19 |
| Energy units | 12 |
| Energy unit: Abbr. | 18 |
| Energy unit, for short | 22 |
| Energy unit in physics | 22 |
| Energy unit | 11 |
| Energy type | 11 |
| Energy to advance | 17 |
| Energy storage molecule, briefly | 32 |
| Energy storage container? | 25 |
| ENERGY STAR promoter, briefly | 29 |
| Energy Star program org. | 24 |
| Energy Star program creator | 27 |
| Energy Star org. | 16 |
| Energy Star mark on a product, e.g. | 35 |
| Energy Star label bearer | 24 |
| Energy sources? | 15 |
| Energy sources | 14 |
| Energy source: Abbr. | 20 |
| Energy source, for short | 24 |
| Energy source, briefly | 22 |
| Energy source that may be 2 trillion times as bright as the sun | 63 |
| Energy source since 1942 | 24 |
| Energy source of sorts | 22 |
| Energy source in the news | 25 |
| Energy source in old engines | 28 |
| Energy source in drums | 22 |
| Energy source in a small package | 33 |
| Energy source for engines | 25 |
| Energy source (abbr.) | 21 |
| Energy source | 13 |
| Energy shortage? | 16 |
| Energy shortage | 15 |
| Energy shield | 13 |
| Energy secretary under Clinton | 30 |
| Energy saving bulb | 18 |
| Energy saver | 12 |
| Energy required to lift a small apple | 37 |
| Energy Reorg. Act of 1974 creation | 34 |
| Energy quantum | 14 |
| Energy qtys. | 12 |
| Energy providers | 16 |
| Energy provider, in slang | 25 |
| Energy producers | 16 |
| Energy producer | 15 |
| Energy problem | 14 |
| Energy Policy Act of 2005 topic: Abbr. | 38 |
| Energy point, in Yoga | 21 |
| Energy plus | 11 |
| Energy personified | 18 |
| Energy particle | 15 |
| Energy output units | 19 |
| Energy or system | 16 |
| Energy of a sort | 16 |
| Energy of a kind | 16 |
| Energy mogul | 12 |
| Energy measurements | 19 |
| Energy meas. for cooling systems | 32 |
| Energy meas. | 12 |
| Energy lack | 11 |
| Energy inits. in the South | 26 |
| Energy increase authorization? | 30 |
| Energy in alternative medicine | 30 |
| Energy giant that went bankrupt in 2001 | 39 |
| Energy giant that filed for bankruptcy in 2001 | 46 |