13-letter words containing f, i, n, s, b
- unjustifiable — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
- unjustifiably — capable of being justified; that can be shown to be or can be defended as being just, right, or warranted; defensible: justifiable homicide.
- unsatisfiable — not able to be satisfied
- unspecifiable — not able to be specified