شبکه واژگان: يكد

A long and determined effort to achieve something difficult, or a struggle against opposition.

The quality of continuing to try to achieve something despite difficulties, failure, or opposition. It is the persistent effort required for long-term success.

The activity involving mental or physical effort done in order to achieve a purpose or result, often for money.

The physical or mental strength that is needed to do something. It refers to the work or energy expended.