Based on the clue 'a person who comes to a hospital or clinic for tre...', what is the answer?

Based on the clue 'a person who brings his own lunch to work instead ...', what is the answer? Based on the clue 'a person who builds launches wooden sailing vesse...', what is the answer? Based on the clue 'a person who can get out of tight situations is on...', what is the answer? Based on the clue 'a person who collects money for a political party ...', what is the answer? Based on the clue 'a person who deliberately avoids facing facts is s...', what is the answer? Based on the clue 'a person who does distasteful work its also in the...', what is the answer? Based on the clue 'a person who doesnt appreciate kindness or generos...', what is the answer? Based on the clue 'a person who doesnt date anyone exclusively does t...', what is the answer?