Related Clues:

• Follow-up on a good brushing
• Hoover is one
• Hydroelectric structure
• Fish ladder setting
• Clean up after a meal
• Heed the dentist's order
• Engineering project
• Hoover, for one
• Four-legged mother
• Public works project
• River stopper
• TVA construction
• Obey the dental hygienist
• River regulator
• River structure