Sewer
Part of speech: noun
Definition: A pipe or system of pipes used to remove human waste and to provide drainage. A servant attending at a meal, responsible for seating arrangements, serving dishes etc. A person who sews.
Example sentence: The question arises whether all lawyers are the same. This is like asking whether everything that gets into a sewer is garbage.
Sewerage
Part of speech: noun
Definition: A sewer system.A common solecism for sewage.