| 100% | BTU | 3 | Energy measure for air conditioners: Abbr. |
| 84% | BTU | 3 | Energy measure used for air conditioners: Abbr. |
| 73% | BTU | 3 | Air conditioner's energy measure: Abbr. |
| 67% | BTUS | 4 | Units of energy for air conditioners: Abbr. |
| 64% | BTUS | 4 | Air conditioner's energy rating measures (abbr.) |
| 60% | BTU | 3 | Air conditioner measure: Abbr. |
| 59% | BTUS | 4 | Air conditioner measures: Abbr. |
| 59% | BTU | 3 | Air conditioner measure, for short |
| 53% | BTU | 3 | Air conditioner measure (Abbr.) |
| 53% | BTUS | 4 | Air conditioner measures (Abbr.) |
| 52% | BTU | 3 | Air conditioner power measure (Abbr.) |
| 51% | BTU | 3 | Measure of air-conditioner capacity: Abbr. |
| 51% | BTUS | 4 | Air-conditioner measures: Abbr. |
| 50% | BTU | 3 | Air conditioner abbr. |
| 50% | BTUS | 4 | Measures of an air conditioner's power: Abbr. |
| 46% | BTU | 3 | Air conditioner's output measurement: Abbr. |
| 46% | KMS | 3 | Measures for long-distance runners: Abbr. |
| 45% | CAL | 3 | Food energy measure, for short |
| 45% | BTU | 3 | Air conditioner capacity, for short |
| 45% | BTUS | 4 | Air conditioner capacity, for short |
| 44% | TSP | 3 | Measure for a batter?: Abbr. |
| 44% | MPH | 3 | Measure for a race car driver: Abbr. |
| 43% | BTUS | 4 | Air conditioning measures: Abbr. |
| 42% | LBS | 3 | Weight measures for barbells: Abbr. |
| 41% | YLD | 3 | WHO measure for disability-adjusted life years: Abbr. |
| 41% | TSA | 3 | Government agency responsible for air travel safety: Abbr. |
| 41% | KMS | 3 | Alternate units for measuring distance: Abbr. |
| 41% | RPM | 3 | Speed measure for a record player or tachometer: Abbr. |
| 40% | BAROMETER | 9 | Device for measuring air pressure |
| 40% | YDS | 3 | Units for measuring fabric: Abbr. |