Answer: guarded

AnswerCrossword Clue
GUARDEDKept a close eye on
GUARDEDCareful not to say too much
GUARDEDVigilant
GUARDEDCautious
GUARDEDPrudent
GUARDEDKept watch over
GUARDEDCautious.
GUARDEDCircumspect
GUARDEDUnwilling to say much
GUARDEDWatched over
GUARDEDKind of optimism
guardedGUARD, to protect (to shield from harm, attack or injury)
guardedCautious and having possible reservations
guarded(of a person's medical condition) Serious and of uncertain outcome