I agree with you.
I'd also say that a poem using theoretical or obscure terms to convey meaning may be said to be using abstract diction.
Since these terms are not concrete, they are abstract.
My room became my safe haven.
Using fancy words isn't the way to impress. Since you're asking other people for some words, there's a higher chance that you'll accidentally use them wrong. What you're saying is what matters. Whether or not you're able to get your point across is what matters and using "fancy" words isn't going to help with that. I bet what you have is great. Just make sure you're getting your point across and you'll be fine.
Answer:It is called a Subject Complement
Explanation:
Nothings showing but make sure it comes from a reliable source and if it provides lots of evidence it’s most likely true. Websites like .edu or .org are most likely reliable.