Underbear :: Underbear (v. t.) To support; to endure.
Underbear :: Underbear (v. t.) To line; to guard; to face; as, cloth of gold underborne with blue tinsel..
Underbearer :: Underbearer (n.) One who supports or sustains; especially, at a funeral, one of those who bear the copse, as distinguished from a bearer, or pallbearer, who helps to hold up the pall..