ADV-GRADED
(置于形容詞和副詞之前表示強調)很,非常,十分
Mighty is used in front of adjectives and adverbs to emphasize the quality that they are describing.
例句
It's something you'll be mighty proud of...
這是你們將會非常引以為豪的事情。
Being paper money, it rotted away mighty fast.
由于是紙幣,所以爛得很快。