insecure, unsure
Nunca me he sentido inseguro en Australia.
I have never felt unsafe in Australia.
Su baja estatura le hace sentir inseguro.
His short stature makes him feel insecure.
Pero el Führer está inseguro.
But the Führer is insecure.
— El hundimiento (2004)
Tras el terremoto, el vecindario se sentía inseguro.
After the earthquake, the neighborhood felt unsafe.
Pareces inseguro.
You seem insecure.
Tom es inseguro.
Tom is insecure.
Estaría enamorado de mí y se sentiría inseguro.
He would be in love with me and would feel insecure.
— Rebeca (1940)