precipitous
adjective
[ prɪˈsɪpɪtəs ]
• dangerously high or steep.
• "the track skirted a precipitous drop"
Similar:
steep,
sheer,
high,
perpendicular,
abrupt,
sharp,
dizzy,
vertiginous,
vertical,
bluff,
acclivitous,
declivitous,
• (of an action) done suddenly and without careful consideration.
• "precipitous intervention"
Similar:
hasty,
overhasty,
rash,
hurried,
rushed,
impetuous,
impulsive,
spur-of-the-moment,
precipitate,
incautious,
imprudent,
injudicious,
ill-advised,
heedless,
reckless,
hare-brained,
foolhardy,
harum-scarum,
previous,
temerarious,
Origin:
mid 17th century: from obsolete French précipiteux, from Latin praeceps, praecip(it)- ‘steep, headlong’ (see precipitate).