Answer: At the end Judy had become ugly due to some bad choices she made
Judy is a perfect example of all that glitters. The means, she is a perfect example of a young woman with ambition, success, money, and beauty. Which was what Dexter wanted. In the end Judy’s quest for wealth, success and beauty led her into marrying the wrong man who had not time for her, her children and all he did was to drink all day. This made her become ugly and way older than her age.
The character's dialogue and how the actors portray them.
In any medium of storytelling, dialogue and character interaction is the primary window to any character's soul, but since plays have actors, critics can analyze the facial expressions, body language, and vocal quirks actors give to their characters that give even greater insight as to who the characters are.