1. Prudent
   "guarded optimism"
   - restrained

1. To keep watch over
   "there would be men guarding the horses" 
2. Watch over or shield from danger or harm; protect
   "guard my possessions while I'm away"
   - ward 
3. Protect against a challenge or attack
   - defend, hold 
4. Take precautions in order to avoid some unwanted consequence
   "guard against becoming too friendly with the staff"; "guard against infection"

See also: cautious, guardedly

Type of: act, follow, keep an eye on, move, observe, protect, watch, watch over

Encyclopedia: Guard

• elongate leaf
• elongated
• elongation
• elope
• elopement
• eloper
• Elopidae
• Elops
• Elops saurus
• eloquence
• eloquent
• eloquently
• Elsa Schiaparelli
• Elsass
• else
• elsewhere
• elsewise
• elsholtzia
• Elspar
• eluate
• elucidate
• elucidation
• elucidative
• elucidator
• elude