YOU SAID:

he pulled himself up by his boot straps

INTO JAPANESE

彼はブーツストラップで身を引いた

BACK INTO ENGLISH

He withered himself with a bootstrap.

INTO JAPANESE

彼はブーツストラップで枯れた。

BACK INTO ENGLISH

He withered with his bootstrap.

INTO JAPANESE

彼はブーツストラップで枯れた。

BACK INTO ENGLISH

He withered with his bootstrap.