The lawyer is hired by Francisco and Monticelso to question Vittoria; he believes that if they can prove she kissed Brachiano, then they can prove she killed Camillo and Isabella. However, when it comes time for the lawyer to actually question Vittoria, he does so either in Latin or in multi-syllabic English, causing Vittoria (and many others in the court) to grow frustrated with him.
Lawyer Character Timeline in The White Devil
The timeline below shows where the character Lawyer appears in The White Devil. The colored dots and icons indicate which themes are associated with that appearance.
Act 3, Scene 1
...at fault, but they only have circumstantial evidence. Monticelso brings in various ambassadors and a lawyer to hear her case. The lawyer advises that if they can prove Vittoria and Brachiano... (full context)
Act 3, Scene 2