Impetus
Im´pe`tus Pronunciation: ĭm´pė`tŭs
acceleration,
activity,
animation,
ardor,
brio,
briskness,
catalyst,
clout,
compulsion,
drive,
driving force,
elan,
encouragement,
energy,
enthusiasm,
getaway,
glow,
goad,
gusto,
impellent,
impelling force,
impetuosity,
impulse,
impulsion,
incentive,
incitation,
incitement,
inspiration,
irresistible force,
joie de vivre,
life,
liveliness,
lustiness,
mettle,
moment,
momentum,
motivation,
motive power,
perkiness,
pertness,
pickup,
power,
propulsion,
push,
quickening,
robustness,
speedup,
spirit,
spiritedness,
spur,
step-up,
stimulant,
stimulation,
stimulus,
thrust,
vivacity,
warmth,
zest,
zestfulness