Sentence:  I said, 'Are you Isabel or <WSD>Tris</WSD>?' / I'm <WSD>Tris</WSD>. Patricia.' She was back to her hair, eyes crammed to the side, snapping off dry split ends and flicking them to the floor. 
Meaning of the word marked with <WSD> tags:  (diminutive=Patricia) "or" Beatrice.