adviser (also esp US advisor)

n ~ (to sb) (on sth) person who gives advice, esp sb who is regularly consulted 顾问: serve as special adviser to the President 作总统的特别顾问.

adverbially, adversary, adverse, adversely, adversity, advert, advertise, advertise for, advertisement, advertiser, advertising, advertize, advice, advisability, advisable, advise, advise sb. to do sth., advised, advisedly, adviser, advisory, advocacy, advocate, advt, adze (US adz), Aegean, aegis, aeon (also eon), aerate, aeration, aerial, aerie, aero-, aerobatic, aerobatics, aerobics, aerodrome, aerodynamic, aerodynamics, aeronautics,