Verbs

(v)circularize, circularisecanvass by distributing letters
(v)circularizecanvass by using a questionnaire
(v)circularize, circularisedistribute circulars to
(v)circulate, circularize, circularise, distribute, disseminate, propagate, broadcast, spread, diffuse, disperse, pass aroundcause to become widely known“spread information”, “circulate a rumor”, “broadcast the news”
(v)circularizemake circular