impetuous
adj.
late 14c., "hot-tempered, fierce," from Old French impetuos (13c.) and directly from Late Latin impetuosus "impetuous, violent," from Latin impetus "attack" (see impetus). Related: Impetuously; impetuousness.
〔李〕[im-(in-)=on向前；pet=to strive追求；-u-;-ous a.=inclining to 倾向……的→“inclining to strive on 喜欢一直向前追的”→] a.① moving violently or rapidly猛进的