A destitute person is someone who is extremely poor and has no resources or possessions. The term 'needer' (6 letters) is a synonym for destitute person, as it refers to someone who is in need of help. Similarly, 'PAUPER' (6 letters) is another word for destitute person, as it implies someone who is very poor and has no money. Lastly, 'BEGGAR' (6 letters) is also a term for destitute person, as it describes someone who is so poor that they have to ask for money or food from others.