Seyn

is an old-fashioned, nineteenth-century spelling that gives the word ‘being’ a faint flavor of something archaic and forgotten; recalling a mysterious sense of Being that lies hidden behind the conventional way of conceiving of Being.

In the Contributions, Heidegger often spells the word for "Being" as Seyn instead of Sein. Seyn is an old-fashioned, nineteenth-century spelling that gives the word a faint flavor of something archaic and forgotten. He wants to recall a mysterious sense of Being that lies hidden behind the conventional way of conceiving of Being.

seyn, n.All

seyn