Related Clues:
- Start of school year about being putrefactive
- Cold after the start of a month is rotten
- Contaminated with bacteria
- Infectious
- Putrefying
- Gone bad in the short month I see
- Type of tank or system
- Rural residential "tank"
- Contaminated with disease-causing bacteria
- Empty cesspit into such a tank?
- Rife with bacteria
- Household tank
- Type of tank cleaned initially after the first of the month
- Infected with bacteria
- (Of wound) infected