IMPETUOUSLY
impetuously, impulsively
(adverb) in an impulsive or impetuous way; without taking cautions; “he often acts impulsively and later regrets it”
Source: WordNet® 3.1
Etymology
Adverb
impetuously (comparative more impetuously, superlative most impetuously)
In an impetuous manner; with sudden force
Synonyms: violently, rashly
Source: Wiktionary
IMPETUOUS
Im*pet"u*ous, a. Etym: [F. impetueux, L. impetuosus. See Impetus.]
1. Rushing with force and violence; moving with impetus; furious;
forcible; violent; as, an impetuous wind; an impetuous torrent.
Went pouring forward with impetuous speed. Byron.
2. Vehement in feeling; hasty; passionate; violent; as, a man of
impetuous temper.
The people, on their holidays, Impetuous, insolent, unquenchable.
Milton.
Syn.
– Forcible; rapid; hasty; precipitate; furious; boisterous;
violent; raging; fierce; passionate.
– Im*pet"u*ous*ly, adv.
– Im*pet"u*ous*ness, n.
Source: Webster’s Unabridged Dictionary 1913 Edition