spluttering

"My brother flunked biology because he cheated on his mid-term."

"Her essay was well-written and presented a coherent argument, making it easy to understand her main points. "

"After the rain, droplets of water clung to the leaves of the tree. "

"The old car splutters and stalls when it's cold outside. "

"I breathed in a lungful of smoke by mistake, and started to cough."

"to stall an ox"

"It took him only twenty minutes to perform the task."

"The student hurriedly packed his bag before the bell rang. "

"The speaking portion of the exam made me nervous. "

"The explanation was long and drawn-out."

"They built this with substandard parts. No wonder it collapsed."

"The wildfire spread quickly due to the uncontrolled winds. "