forlorn hope /fər-lörnˈ hōp/

1. Orig, a body of soldiers selected for some service of especial danger
2. A desperate enterprise of last resort
3. A vain or faint hope (from association with hope, in the sense of expectation)

• unconsentaneous
• unconsenting
• unconsidered
• unconsidering
• unconsoled
• unconsolidated
• unconstant
• unconstitutional
• unconstitutionality
• unconstitutionally
• unconstrainable
• unconstrained
• unconstrainedly
• unconstraint
• unconstraints
• unconsumed
• unconsummated
• uncontainable
• uncontaminated
• uncontemned
• uncontemplated
• uncontentious
• uncontestable
• uncontested
• uncontradicted