1. (adjective) vigorously energetic or forceful

• high-octane
• high-power
• high-powered
• high-voltage

1. (adjective) providing a relatively large amount of energy upon undergoing a chemical reaction

• energetic

2. (adjective) vigorously energetic or forceful

• dynamic
• dynamical

1. (adjective) of or relating to elementary particles having energies of hundreds of thousands of electron volts

• energy
• free energy