need

Have need of.

Require as useful, just, or proper.

Anything that is necessary but lacking.

“he had sufficient means to meet his simple needs”

The psychological feature that arouses an organism to action toward a desired goal; the reason for the action; that which gives purpose and direction to behavior.

A state of extreme poverty or destitution.

“a general state of need exists among the homeless”

A condition requiring relief.

“she satisfied his need for affection”

“God has no need of men to accomplish His work”