sustains

"The piano's sustains allowed the melody to linger in the air, creating a dreamy atmosphere. "

"The city came under sustained attack by enemy forces."

"provisions to sustain an army"

"The company sustains a culture of innovation by rewarding employees for creative ideas. "

"The building sustained major damage in the earthquake."

"to sustain a charge, an accusation, or a proposition"

"A foundation sustains the superstructure; an animal sustains a load; a rope sustains a weight."

"The community's generous donation sustains the local food bank, helping them provide meals to families in need. "