Anxious

/ˈæŋk.ʃəs/

feeling or showing worry, nervousness, or unease about something with an uncertain outcome.

"she was extremely anxious about her exams"

Threatened
/ˈθrɛtn/ state one's intention to take hostile action against...

Scared
/skɛːd/ fearful; frightened. "I wasn't scared at...

Insecure
/ˌɪnsɪˈkjʊə,ˌɪnsɪˈkjɔː/ (of a person) uncertain...

Weak
/wiːk/ lacking the power to perform physically demanding tasks; having little...

Rejected
/rɪˈdʒɛkt/ dismiss as inadequate, unacceptable,...

Fearful
/ˈfɪəf(ʊ)l/ Feeling or showing fear or anxiety. "they are fearful of the...

Emotions Wheel
I have enjoyed working with the emotions I found in Plutchik, but there are so many more...