比較N3
〜ほど
to the extent of... / so... that...
Structure
V/い形（普通形）+ ほど；N + ほど
Explanation
Indicates extent, "to the extent of... / so... that...". With a negative it means "not that...".
Examples
嬉しくて、飛び上がりたいほどでした。
I was so happy I wanted to jump for joy.
彼の家は驚くほど大きいです。
His house is surprisingly large.
Note
ほど marks extent; with a negative (ほど〜ない) it means "not that...".