| verb | urge or force (a person) to an action; constrain or motivate |
| verb | cause to move forward with force “Steam propels this ship” |
| adjective | urged or forced to action through moral pressure “felt impelled to take a stand against the issue” |
| impulsive | adjective | having the power of driving or impelling |
| impulsion | noun | a force that moves something along |
| force | noun | a powerful effect or influence |
| propulsive | adjective | tending to or capable of propelling |
| propellent | adjective | tending to or capable of propelling |
| propellant | adjective | tending to or capable of propelling |
| propulsion | noun | the act of propelling |
| propeller | noun | a mechanical device that rotates to push against air or water |
| propellent | noun | any substance that propels |
| propellant | noun | any substance that propels |
| propellor | noun | a mechanical device that rotates to push against air or water |
| impellent | adjective | forcing forward or onward; impelling |
| impeller | noun | the blade of a rotor (as in the compressor of a jet engine) |