Hopeful
WordNet
adjective
(1) Presaging good fortune
"She made a fortunate decision to go to medical school"
"Rosy predictions"
(2) Having or manifesting or inspiring hope
"A line of people hopeful of obtaining tickets"
"Found a hopeful way of attacking the problem"
noun
(3) An ambitious and aspiring young person
"A lofty aspirant"
"Two executive hopefuls joined the firm"
"The audience was full of Madonna wannabes"