careful

accurate alert anxious businesslike cagey calculating canny circumspect correct deliberate delicate detail-oriented diligent discreet discriminating elaborate exact exacting frugal full dress fussy guarded heedful judicious leery measured measured methodic methodical methodical/methodic mindful minute moderate more accurate more circumspect more correct more diligent more elaborate more methodic more methodic more methodical more methodical more moderate more orderly more precise more prudent more thorough more thorough more thoroughgoing most correct most frugal most methodic most methodic most methodical most methodical most punctual most thorough most thorough most thoroughgoing motherly nice nicer nicest noncommittal old-maidish on guard on one's guard on the ball open-eyed orderly painstaking particular persnickety precautionary precise protective prudent punctual regardful reliable safe safer safest sage sagest saving saving selective solicitous studious suspicious systematical thorough thorough/thoroughgoing thoroughpaced thoughtful thrifty unsleeping veridical wakeful watchful wise wiser wisest