Income: money received, especially on a regular basis, for work or through investments
Insurance: an arrangement by which a company or the state undertakes to provide a guarantee of compensation for specified loss, damage, illness, or death in return for payment of a specified premium
Pension: a regular payment made by the state to people of or above the official retirement age and to some widows and disabled people
Commission: an instruction, command, or role given to a person or group
Salary: a fixed regular payment, typically paid on a monthly basis but often expressed as an annual sum, made by an employer to an employee, especially a professional or white-collar worker
Service: the action of helping or doing work for someone
Business: a person's regular occupation, profession, or trade
Profit: a financial gain, especially the difference between the amount earned and the amount spent in buying, operating, or producing something
Fee: a payment made to a professional person or to a professional or public body in exchange for advice or services
Bonus: a sum of money added to a person's wages as a reward for good performance