Open English Wordnet
Nouns
Verbs
(v)precipitate, come down, fallfall from clouds“rain, snow and sleet were falling”, “Vesuvius precipitated its fiery, destructive rage on Herculaneum”
(v)precipitatehurl or throw violently“The bridge broke and precipitated the train into the river below”
Adjectives
(s)hasty, overhasty, precipitate, precipitant, precipitousdone with very great haste and without due deliberation“hasty marriage seldom proveth well” (Shakespeare), “hasty makeshifts take the place of planning” (Arthur Geddes), “rejected what was regarded as an overhasty plan for reconversion”, “wondered whether they had been rather precipitate in deposing the king”