reinforced

"The teacher used positive reinforcement to encourage the students to participate in class. "

"I encouraged him during his race."

"The doctor explained that the patient's low complement levels made them more vulnerable to infections. "

"strengthen a muscle"

"The museum is planning a significant augmentation of its dinosaur exhibit with new fossils and interactive displays. "

"My sister is very helpful, especially when it comes to organizing things. "

"The box containing my old toys was stored in the attic. "

"Denim has a tendency to fade."

"He reinforced the handle with a metal rod and a bit of tape."

"The villagers lived in unhealthy surroundings."

"The school is advertising a new after-school program for students. "

"His two-fingered gesture emphasized what he had told his boss to do with his job."