answer, reply, respond -- (react verbally; "She didn't want to answer"; "answer the question"; "We answered that we would accept the invitation")
answer -- (respond to a signal; "answer the door"; "answer the telephone")
answer -- (give the correct answer or solution to; "answer a question"; "answer the riddle")
answer, resolve -- (understand the meaning of; "The question concerning the meaning of life cannot be answered")
answer -- (give a defence or refutation of (a charge) or in (an argument); "The defendant answered to all the charges of the prosecution")
answer -- (be liable or accountable; "She must answer for her actions")
suffice, do, answer, serve -- (be sufficient; be adequate, either in quality or quantity; "A few words would answer"; "This car suits my purpose well"; "Will $100 do?"; "A 'B' grade doesn't suffice to get me into medical school"; "Nothing else will serve")
answer -- (match or correspond; "The drawing of the suspect answers to the description the victim gave")
answer -- (be satisfactory for; meet the requirements of or serve the purpose of; "This may answer her needs")
answer -- (react to a stimulus or command; "The steering of my new car answers to the slightest touch")