Weak

/wiːk/

lacking the power to perform physically demanding tasks; having little physical strength or energy.

"she was recovering from flu, and was very weak"

Threatened
/ˈθrɛtn/ state one's...

Scared
/skɛːd/ fearful; frightened. "I...

Anxious
/ˈæŋk.ʃəs/ feeling or showing...

Insecure
/ˌɪnsɪˈkjʊə,ˌɪnsɪˈkjɔː/ (of a...

Rejected
/rɪˈdʒɛkt/ dismiss...

Fearful
/ˈfɪəf(ʊ)l/ Feeling or showing fear...