Potato Chips
Angrily is an adverb. The easy way to tell is to ask if angrily describes a verb or a noun. For example, in "Angrily Joseph juggled for the disrespectful audience." 'angrily' describes Joseph's juggling, not Joseph. You can angrily stomp, angrily swear, angrily knock, angrily tell, and angrily defenestrate, but you cannot angrily Joseph, angrily beaver, or angrily window.
angrily
Yes, because it describes a verb. You can look angrily at someone. You can angrily hit something. But you can't be 'angrily'.
most angrily
She slammed the door angrily after the argument.
No, it is not a verb. The word angrily is an adverb.
He angrily said he did not want to see her again.She angrily shouted her brother's name.
I went home with a angrily face
I stared at him angrily after he threw the ball at me.
the man shouted at the boy angrily
The Chinese artist angrily stomped out of the room. The storm raged angrily as the cat napped peacefully by the fire.
When coaching for philosophy you must remember that angrily shouting criticism does not work well as being supportive, relaxed, knowledgeable and developing a good relationship with the person.