Синоним know the answers

able adequate capable decent efficient proficient qualified skilled adapted all around appropriate au fait being a pistol clever complete crisp dynamite endowed enough equal fireball fit fool good know ins and outs know one's business know one's stuff know the ropes know the score no slouch on the ball paid one's dues pertinent polished satisfactory savvy sufficient suitable there up to it up to snuff up to speed wicked

attentive aware apprehensive careful cautious cognizant conscious conversant knowledgeable observant respectful solicitous vigilant wary watchful alert alive to au courant be up on cagey chary conscientious heedful in the know know all the answers knowing observative observing on one's toes on the job on to plugged in regardful sensible thoughtful tuned in with eyes peeled