Bigguard

• blackguard: (Hiberno-English) a blaggard, ruffian, scroundrel → Shem (or Dolph, as he is known in this chapter), acknowledging his presence in the schoolroom?

• Biggar: Joseph Biggar, a diminutive hunchback MP who supported Parnell → in chapter I.1 he was equated with S the Man Servant in HCE's tavern → in Book I S opposes Shem, while in Book III he is identified with him; here he seems to be identified with him, if indeed Bigguard is S
  • The Sigla of Finnegans Wake

• big god: Ain Soph, the Kabbalistic idea of God in the infinite sense and as source of everything