whistling

"The train engineer blew the whistle, signaling the start of the journey. "

"You can create the color orange by mixing yellow and red."

"The dry-stone wall used a large, flat through to support the top stones. "

"The sailors pitched the hull of the wooden boat to protect it from the seawater. "

"The violinist was a master of her instrument."

"Go easy on him: he is but a child."

"The funeral for Grandma Smith was held at the church on Saturday. "

"The king's lifeguard stood vigilantly at the palace entrance. "

"The farmer's fields produced a bountiful harvest of tomatoes this year. "

"Never whistle at a funeral."

"The new school rules include restrictions on the amount of time students can spend on their phones during class. "