apprehensive
US /ˌæp.rəˈhen.sɪv/
UK /ˌæp.rəˈhen.sɪv/

1.
khawatir, cemas, gelisah
anxious or fearful that something bad or unpleasant will happen
:
•
She was very apprehensive about her upcoming job interview.
Dia sangat khawatir tentang wawancara kerja yang akan datang.
•
Many people feel apprehensive about flying for the first time.
Banyak orang merasa khawatir saat pertama kali terbang.