cautious (

     adj 1: showing careful forethought; "reserved and cautious; never
            making swift decisions"; "a cautious driver" [ant: incautious]
     2: avoiding excess; "a conservative estimate" [syn: conservative]
     3: cautious in attitude and careful in actions; prudent; "a
        cautious answer"; "very cautious about believing
        everything she was told"
     4: unwilling to take risks
     n : people who are fearful and cautious; "whitewater rafting is
         not for the timid" [syn: timid] [ant: brave]