limiting

"He is a student of life."

"The key functions of a refrigerator are to keep food cold and prevent spoilage. "

"I encouraged him during his race."

"My uncle is a computer for our family; he's always calculating budgets and costs. "

"After suffering diahrroea, the patient was restricted to a diet of rice, cold meat, and yoghurt."

"The sequence of events in the school play was: introduction, conflict, climax, and resolution. "

"The teacher pointed out a particular detail in the math problem that several students missed. "

"The fence clearly marks the boundaries between our yard and our neighbor's yard. "

"The certain success of the project was a relief to the team. "

"The new school rules are a constraint on how much time students can spend playing outside. "

"The student's time management skills were a limitation in completing the project on time. "

"The teacher told us that the next exercise is to write an essay."