concealment

"The condition for getting a raise at work is meeting your quarterly targets. "

"He tried to conceal the truth about his health."

"It is difficult to provide for my family working on minimum wage."

"Raincoats give protection from rain."

""Can you keep a secret?" "Yes." "So can I.""

"The constant noise from the construction site made it hard to concentrate on my homework. "

"My grandmother is keeping a strict diet to maintain her health. "

"He will need lots of practice with the lines before he performs them."

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

"Many students invite their parents to school events. "

"The teacher's observation of the student's progress showed that he was struggling with math. "

"The school implemented surveillance cameras in the parking lot to deter vandalism. "