| Similarity | Rank | |
|---|---|---|
| rechargeable | 0.899 | 26325 |
| battery | 0.889 | 2841 |
| NiMH | 0.875 | 75657 |
| Batteries | 0.868 | 37885 |
| charger | 0.858 | 14631 |
| Li-ion | 0.846 | 86837 |
| lead-acid | 0.831 | 85356 |
| lithium-ion | 0.825 | 43217 |
| chargers | 0.821 | 26160 |
| Li-Ion | 0.815 | 97008 |
| battery's | 0.811 | 97976 |
| recharging | 0.784 | 39597 |
| Rechargeable | 0.784 | 83975 |
| 12-volt | 0.777 | 97503 |
| 9V | 0.765 | 95933 |
| battery-powered | 0.751 | 58574 |
| 12V | 0.750 | 44822 |
| volt | 0.743 | 26317 |
| recharged | 0.737 | 39146 |
| lithium | 0.736 | 21611 |
| Battery | 0.735 | 12899 |
| 12v | 0.731 | 58231 |
| Lithium | 0.725 | 40293 |
| recharges | 0.718 | 80583 |
| hydride | 0.711 | 95787 |