Jelly

Slang term referring to jealous

"I love him."
"Jane he treats you like a dochebag!"
"You don't know what you're talking about you're just jelly!"

Happiness

The feeling of extreme happy. A feeling in the modern world that is so rare now. So many people are depressed and feeling like nothing matters to th them.

"You can't even see a bit of happiness in her eyes."
"Maybe she'll be happy one day."