manymuch

many (数)多くの much (量)多くの a lot of (数・量ともに)多くの
<数>            <量> You have a book. You have water. You have many books. You have much water. You have a lot of books. You have a lot of water.                       数えられない名詞には a s もつかない。
many・muchともに <比較級> more より多くの  <最上級> most 最も多くの