“That's my last Duchess painted on the wall, looking as if she were alive”
Context: The Duke shows an emissary a portrait of his late wife.
Analysis
The possessive "my" and the noun "Duchess" reduce the woman to an object the Duke owns, like the painting itself. "Last" hints chillingly at a succession of wives. That she only seems "alive" in art reveals he prefers her controllable image to the living woman.
Language Techniques:
Exam Tip
Key quote for male power and control over women. The Duke commodifies his wife. Link to Renaissance patriarchy.