"You know—Sid—he could swim perfectly," she said persuasively.
"I had my reasons for the deceit, Lola," said he, persuasively.
I talked volubly, jocularly, persuasively, tenderly; I talked in a subdued tone.
I put my plan as persuasively as I could; but the Dean did not seem to see any merit in it.
"It's a sign rather than a demonstration," he argued, persuasively.