Hopeful
Part of speech: adjective
Definition: Feeling or inspiring hope.
Part of speech: noun
Definition: Somebody who is hoping for success or victory.
Example sentence: Maybe you're not perfect, but you're willing to actually look at yourself and take some kind of accountability. That's a change. It might not mean that you can turn everything around, but I think there's something incredibly hopeful about that.
Rosy
Part of speech: noun
Definition: tea
Part of speech: adjective
Definition: rose-colouredResembling rose, as in scent of perfumeoptimistic
Example sentence: It is easy to play well when things are going rosy.