Worried about something that will or might happen.
Nervous
Causing irritation or molesting.
Annoying
What's the noun of jealous?
Jealousy
What's the noun of afraid?
Fear
Spell the noun of happy?
Happiness
Feeling or showing thanks.
Grateful
Sure that you can do something well.
Confident
Unhappy because you've got nothing to do.
Bored
Felling ashamed or shy.
Embarrassed
What noun is he feeling?
Anger
Unhappy because something wasn't as good as you hoped, or didn't happen.
Disappointed
What's noun is he feeling?
Sadness