استثمر

اِسْتَثْمَرَ \ exploit: to develop; make full use of (things that nature provides: forests, oil, coal, etc.): We can make electricity by exploiting the force of the river. invest: to put (money) into a business so that one may get more money in return: He invested his savings in buying a small shop. We invested $500 in shares in a tobacco company. \ See Also استغل (اِسْتَغَلَّ)‏