Phyna is convinced that Chomzy has the guts to speak to her in a certain way as a result of her regular wins.
While conversing with Groovy, she expressed anger over her previous altercation with Chomzy. Chomzy mentioned during their fight that Phyna should make sure she keeps the same energy when they get outside the house.
A riled-up Phyna mentioned that Chomzy only has the guts to do that because she has been acing all their tasks recently, hence the rush of confidnece.
See video below;