as much

Adverb

not-comparable

precisely that / Used other than figuratively or idiomatically: see as, much.

Japanese Meaning

「as much」は、文字通り『まさにそれほどの量』や『同じくらい』という意味を持ち、強調して正確な程度や量を示す表現です。

When he guessed my answer, I simply said as much.

彼が私の答えを当てたとき、私はただまさにそう言った。

Sense（1）

precisely that

I think she's overweight, but when I said as much to her, she got very upset.

Sense（2）

Used other than figuratively or idiomatically: see as, much.

"Half as much again" results from adding "half as much".