

 She gave a proprietorial glance at her artwork, clearly proud of her creation.
She gave a proprietorial glance at her artwork, clearly proud of her creation.
  The author spoke with proprietorial authority about the novel's characters.
The author spoke with proprietorial authority about the novel's characters.
  He recounted the team's victory with a proprietorial tone, like he was instrumental to the win.
He recounted the team's victory with a proprietorial tone, like he was instrumental to the win.