https://techipe.info/english-grammar-guide-suffix-and-prefix-%e0%a6%b6%e0%a6%ac%e0%a7%8d%e0%a6%a6-%e0%a6%97%e0%a6%a0%e0%a6%a8%e0%a7%87%e0%a6%b0-%e0%a6%89%e0%a6%b2%e0%a7%8d%e0%a6%b2%e0%a7%87%e0%a6%96%e0%a6%af%e0%a7%8b/