apprehension C2+

/ˌæprɪˈhɛnʃən/ anxiety or fear about the future; the act of arresting

apprehensively C2+

/ˌæprɪˈhɛnsɪvli/ in a manner showing anxiety or fear about the future

apprehensible C2+

/ˌæprɪˈhɛnsəbəl/ capable of being grasped by the mind or senses; comprehensible