apprehensive adj.
VERBS be, feel, look, seem, sound | become, get, grow | remain | make sb The long delay had made me quite apprehensive.
ADV. deeply, extremely, very | a bit, a little, quite, rather, slightly
PREP. about She was deeply apprehensive about her future. | of He was rather apprehensive of failure.
You can also check other dicts: apprehensive (English, 中文解释 ), wordnet sense, Collins Definition