hasty

adjectives

excessively quick
"made a hasty exit"; "a headlong rush to sell"
hasty, headlong
is derived from
haste
is derived from
hastiness
done 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"
hasty, overhasty, precipitant, precipitate, precipitous
is derived from
haste
is derived from
hastiness