Synonyms of propellant

1 Syllable
push, sting, fuel, kick, boost, flash, spur, goad, bang, fuels
2 Syllables
piquing, cause, fillip, turn-on, charge, urging
3 Syllables
stimulant, gasohol, impulse, impetus, stimuli, fireworks, catalyst, stimulus, motive
4 Syllables
eye-opener, inducement, invitation, gasoline, incentive, incitation, motivation, incitement, stimulator, instigation, stimulation
5 Syllables
encouragement