13-letter words containing b, l, u, r, i, n
- untremblingly — not tremblingly; in an untrembling manner; without trembling
- unvitrifiable — not able to be vitrified
- unworkability — the quality or state of being unworkable
- visual binary — a binary star having components that are sufficiently separated to be resolved by a telescope.
- vulnerability — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.