porpess

But he stuck manfully to a number that were quite as revolutionary—for example, aker for acre, cag for keg, grotesk for grotesque, hainous for heinous, porpess for porpoise and tung for tongue—and they did not begin to disappear until the edition of 1854, issued by other hands and eleven years after his death.

Chapter 8. American Spelling. 2. The Influence of Webster Henry Louis 1921

I see the porpess-hunters -- I see the whale-crews of the South Pacific and the North Atlantic;

Poems By Walt Whitman Walt Whitman 1855