Precipitately in a sentence as an adverb

The number of civil wars continued to rise until about 1990 and then fell precipitately. In total, the death toll in battle fell from over 200,000 a year in the mid-1980s to below 20,000 in the mid-2000s."

Precipitately definitions

adverb

at breakneck speed; "burst headlong through the gate"

See also: headlong