Answer:
Beauty part of speech: noun.
Roses usually beautify empty corners.
New part of speech: adverb adjective noun verb.
Step-by-step explanation:
As given in the question, the original word "beauty" is a noun that states a condition or quality of something. It describes the condition of a thing about the shape, form, or color.
In the second part, the word beauty is used in a different form- "beautify" which is a verb. This is because it acts as an action, it does the act of "beautifying" making the place more beautiful.
This makes the new word "beautify" a verb.