| Cor I.ix.6 | [Cominius to Martius] the dull tribunes |
| JC I.iii.57 | [Cassius to Casca] You are dull, Casca |
| Tem V.i.298.1 | [Caliban to Prospero, of Trinculo] What a thrice double ass / Was I to ... worship this dull fool |
| TG II.vi.41 | [Proteus alone] I'll quickly cross ... blunt Thurio's dull proceeding |