Propagate, 1) to beget: “from whence an issue I might p.” Per. I, 2, 73.
2) to promote, to improve, to increase: “my low and humble name to p. with any branch or image of thy state,” All's II, 1, 200. “griefs of mine own lie heavy in my breast, which thou wilt p., to have it prest with more of thine,” Rom. I, 1, 193. “all kind of natures, that labour on the bosom of this sphere to p. their states,” Tim. I, 1, 67.