zipper

"My sister has a sensitivity to subtle changes in the weather; she can feel an approaching storm hours before anyone else notices. "

"My son wore his backpack to school every day, carrying his books and lunch. "

"The fastener on my backpack broke, so I couldn't close it properly. "

"The birds had built an amazing structure out of sticks and various discarded items."

"My new water bottle is made of plastic. "

"He zippered his sweater against the cold."

"The graduation ceremony marked the closure of her high school career. "

"Apply pressure to the wound to stop the bleeding."

"The museum guide conducted the group through the ancient artifacts exhibit. "

"The scientist studied the effects of different types of soil on plant growth. "

"The apple is falling from the tree. "

"He spent six years in the military."