S: (n) construction, grammatical construction, expression (a group of words that form a constituent of a sentence and are considered as a single unit) "I concluded from his awkward constructions that he was a foreigner"
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"