Sustainable; able to be regrown or renewed; having an ongoing or continuous source of supply; not finite.
Able to be renewed; capable of renewal.
A renewable resource.
A thing that is renewable; especially, a renewable source of energy.
Firm; resolute; dauntless.
Materially strong, enduring.
Obstinate.
Large; bulky.
Gadfly.
Gnat.
A large clothing size.
A dark and strong malt brew made with toasted grain.
An obese person.
Firefly or miller (moth).
To persist, endure.