Yes Man is a term used to describe someone who always agrees with others and never questions authority. Obeyer (6 letters) is someone who follows orders without question, a lackey (6 letters) is a servile follower, a toady (5 letters) is a person who flatters or defers to another for personal gain, a STOOGE (6 letters) is a person who is easily manipulated, a flunky (6 letters) is a subordinate or assistant, sir (3 letters) is a polite form of address, a minion (6 letters) is a loyal follower of a powerful person, a roadie (6 letters) is a person who helps transport equipment for a band, and an assenter (8 letters) is someone who agrees or consents.