Based on the clue 'a person or thing that comes at the end of a list ...', what is the answer?

Based on the clue 'a person of low social status or a day laborer', what is the answer? Based on the clue 'a person of no fixed residence who wanders the ear...', what is the answer? Based on the clue 'a person on business from porlock kept coleridge f...', what is the answer? Based on the clue 'a person or thing about to fail is said to be one ...', what is the answer? Based on the clue 'a person serving in place of another perhaps as a ...', what is the answer? Based on the clue 'a person subjected to general ridicule', what is the answer? Based on the clue 'a person suffering from dysphagia has trouble doin...', what is the answer? Based on the clue 'a person used to be smashed onto a new boat as a s...', what is the answer?