apprehensive
adjective
1. quick to understand
- a kind and apprehensive friend
Similar word(s): perceptive, discerning
2. mentally upset over possible misfortune or danger etc
- apprehensive about her job
- felt apprehensive about the consequences
Similar word(s): uneasy, worried
3. in fear or dread of possible evil or harm
- apprehensive for one's life
- apprehensive of danger
Similar word(s): afraid