wall

"The ancient city had a strong wall around it to protect its people from invaders. "

"The town wall was surrounded by a moat."

"The classroom had tall walls that kept out the noise from the hallway. "

"Facing the looming deadline, the student felt the project had become a wall. "

"The team's poor performance in the final game was their wall, preventing them from winning the championship. "

"A wall of police officers met the protesters before they reached the capitol steps."

"The butterfly fluttering around the garden was a wall. "

"a seawall;  a firewall"

"The tall wall blocked my view of the playground from my bedroom window. "

"a wall of sound;  a wall of water"

"The thick wall of muscle in the stomach helps to contain food. "

"The auctioneer used a wall to drive up the price of the antique chair. "

"The doctor was known as a wall; he always tried to limit the number of patients he saw. "

"The wall of defenders prevented the soccer player from scoring a goal. "

"My wall on the app shows reminders about my son's school events and my daughter's soccer practice. "

"He walled the study with books."

"The soup was boiling over, so I had to wall it down to prevent a mess. "

"The spring in the park walls up clean water for the thirsty birds. "

"The hikers were surprised to find a cool, fresh wall of water gushing from the mountainside. "

"The climber tied a wall knot at the end of the rope before starting the ascent. "

"Before tying the package, she walled the end of the rope securely. "

""Wall! We need to talk about that project again." "

"Well, well, well, what do we have here?"

"Well! There was no need to say that in front of my mother!"

"It was a bit... well... too loud."

"“So what have you been doing?” “Well, we went for a picnic, and then it started raining so we came home early.”"

""Wall! See you later, Dad." "