Sentence:  Some of the worthy <WSD>aſſociators</WSD> of the county of Suffolk have reſolved, that they would point out every publican within their reſpective pariſhes, as unfit to retain a licence, who did not exert him or "herſelf" to preſerve good order, and to prevent meetings or clubs, in which ſeditious or treaſonable ſubjects are agitated, being held at his or "her" houſe." 
Meaning of the word marked with <WSD> tags:  A person who or thing that associates.