permission — authorization granted to do something; formal consent: to ask permission to leave the room.
aid — Aid is money, equipment, or services that are provided for people, countries, or organizations who need them but cannot provide them for themselves.
assistance — If you give someone assistance, you help them do a job or task by doing part of the work for them.
help — to give or provide what is necessary to accomplish a task or satisfy a need; contribute strength or means to; render assistance to; cooperate effectively with; aid; assist: He planned to help me with my work. Let me help you with those packages.
