stupidly
adv. B2 Upper Intermediate US //ˈstupədɫi// UK //stjˈuːpɪdli// stupid·ly
adv. in a way that shows you are not thinking clearly or making good decisions. You use this when someone does something that is not smart or wise.
adv. in a manner that lacks intelligence, judgment, or common sense. Often used to describe actions that are irrational or self-destructive.
He spent all his money stupidly on a new car.
The team played stupidly in the second half, making several avoidable mistakes that cost them the game.
The policy was criticized for being stupidly short-sighted, ignoring long-term environmental consequences in favor of immediate economic gains that proved fleeting.
From stupid + -ly.