S: (n) adjunct (a construction that can be used to extend the meaning of a word or phrase but is not one of the main constituents of a sentence)
Adjective
S: (adj) accessory, adjunct, ancillary, adjuvant, appurtenant, auxiliary (furnishing added support) "an ancillary pump"; "an adjuvant discipline to forms of mysticism"; "The mind and emotions are auxiliary to each other"
S: (adj) adjunct, assistant (of or relating to a person who is subordinate to another)
W: (n) adjunct [Related to: adjunct] (a person who is an assistant or subordinate to another)
W: (n) assistant [Related to: assistant] (a person who contributes to the fulfillment of a need or furtherance of an effort or purpose) "my invaluable assistant"; "they hired additional help to finish the work"
W: (v) assist [Related to: assistant] (act as an assistant in a subordinate or supportive function)
W: (adj) dominant [Indirect via subordinate] (exercising influence or control) "television plays a dominant role in molding public opinion"; "the dominant partner in the marriage"