Answer:
poormouths (17), spoored (10), nonpoor (9), poormouth (16), poorhouse (14), poorish (12), and poortiths (14).
Step-by-step explanation:
The next best word with Poor is poorest, which is worth 9 points. Other high score words with Poor are poormouths (17), spoored (10), nonpoor (9), poormouth (16), poorhouse (14), poorish (12), and poortiths (14).