precipitately

Adverb

Meaning

In a precipitate manner; headlong; hastily; rashly.

Source: Webster's dictionary

headlong quickly immediately rapidly FAST promptly abruptly swiftly wildly rash speedily carelessly rashly apace impulsively

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after eventually gradually slowly afterwards continuously

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peripateticly

After the golden age of Latinity, we gradually slide into the silver, and at length precipitately descend into the iron. Isaac D'Israeli

burst headlong through the gate Source: Internet