Here are some examples; Hope they help.
I'm a very optimistic person.
She was optimistic about the upcoming Science competition.
He is an optimistic person; always hopeful and confident about the future.
Definition: Hopeful and confident about the future
No, the word optimistic is an adjective, a word that describes a noun, for example an optimistic attitude.The noun form is optimist, a singular, common, abstract noun.Example sentence: An optimist sees the glass as half full.
I was optimistic that the package would get here on time.
I felt optimistic answering this question because it was hard.:)
Example sentence - The prognosis for the patient was on the optimistic side.
The jeopardy game was optimistic?
Even though things were bad, he had an optimistic thought that they would get better
We tend not to be as optimistic as our political leaders with regards to the economic recovery.
"I was feeling optimistic about the day ahead, as it was the day that we would hear the results of the maths test."
jane was optimistic about the project
Example sentence with the word "advise":"I would advise you not to do that."
This is an example of a sentence using the word breakfast.
Optimistic is an adjective.