smoothest

"The coffee machine automatically dispenses hot water when you press the button. "

"The marketing campaign sophisticated the image of the product, making it seem more exclusive than it really was. "

"The instructions for the science project were straightforward; they clearly explained each step. "

"Instruction will be provided on how to handle difficult customers."

"The hammer left several small indentations on the soft wood. "

"The engineer needed to perform many calculations to design the bridge. "

"The fallen tree caused a major obstruction in the road, blocking traffic. "

"The artist felt truly free and unconstrained when painting outdoors. "

"If you don't study for the test, the consequences will be a bad grade. "

"The explanation was long and drawn-out."

"The presentation about the new school rules was very clear and easy to understand. "

"The teacher complicated the math problem by adding several extra steps. "