Canvass and Tarpaulin

Canvass noun - An inquiry into public opinion conducted by interviewing a random sample of people.

Tarpaulin and canvass are semantically related. In some cases you can use "Tarpaulin" instead the word "Canvass" as a noun or an adjective.

Tarpaulin noun - Waterproofed canvas.

Canvass and tarpaulin are semantically related. Sometimes you can use "Canvass" instead a noun "Tarpaulin".