Anything that supports or strengthens.
A brick or stone structure built against another structure to support it.
A buttress-root.
Anything that serves to support something; a prop.
A feature jutting prominently out from a mountain or rock.
To support something or someone by supplying evidence.
To support something physically with, or as if with, a prop or buttress.
Something that motivates, rouses, or encourages.
A bonus or reward, often monetary, to work harder.
Inciting; encouraging or moving; rousing to action; stimulating.
Serving to kindle or set on fire.