1) Restitution 
• (n.) The act of investing anew; a second or repeated investment.
Use of investment income to buy additional securities. Many mutual fund companies and investment services offer the automatic reinvestment of dividends and capital gains distributions as an option investors.
The rate at which an investor can reinvest the income earned into the existing investment.
Re`in·vest'ment noun The act of investing anew; a second or repeated investment.