To change out of is to take off what you are wearing and dress differently. Change out of your uniform.
It names what you are leaving where change into names what you are putting on. To change out of work clothes is one of the small rituals that ends a day.
1phrasechange out ofTo take off what you are wearing and dress differently.
“He would change out of the suit before he had put the kettle on.”
change out of is a phrase.
Practised in Phrasal Verbs