spike

"The spike on the fence prevents animals from entering the yard."

"She stepped on a spike while walking barefoot on the beach."

"The graph showed a sudden spike in temperature."

"The company's profits spiked after the new product launch."

"Interest rates spiked last year due to inflation concerns."

"The athlete's performance spiked during the championship season."

"He wore shoes with spike soles for extra grip on the track."

"The plant has spike leaves that can be dangerous."

"The artist's work features a spike design that catches the eye."