unhopeful

adjective

1. full of hope; expressing hope: His hopeful words stimulated optimism.
2. exciting hope; promising advantage or success: a hopeful prospect.

noun

3. a person who shows promise or aspires to success: the Democratic presidential hopeful.

adjective

1. having or expressing hope
2. giving or inspiring hope; promising

noun

3. a person considered to be on the brink of success (esp in the phrase a young hopeful)

adj.c.1200, from hope + -ful. As a noun, “one on whom hopes are set,” from 1720. Related: Hopefulness.