impatient

"The children grew impatient waiting for the ice cream truck to arrive"

"She felt impatient as the clock ticked slowly toward the end of the school day"

"His impatient tapping on the desk showed he wanted the meeting to end quickly"

"Why are you so impatient when we have to wait in line?"

"Don't be impatient with your little brother while he's learning to tie his shoes"