Rashly
Part of speech: adverb
Definition: In a rash manner; with precipitation; hastily; presumptuously; at a venture.
Headlong
Part of speech: adverb
Definition: With the head first or down.With an unrestrained forward motion.
Part of speech: adjective
Definition: Precipitous.Plunging downwards head foremost.Rushing forward without restraint.Reckless, impetuous.