YOU SAID:

I fell off the cliff faster than my boyfriend did.

INTO JAPANESE

私は彼氏よりも速く、崖から落ちた。

BACK INTO ENGLISH

I was faster than her boyfriend, fell off a cliff.

INTO JAPANESE

彼氏よりも高速、崖から落ちた。

BACK INTO ENGLISH

Fell from Cliff high speed than her boyfriend.

INTO JAPANESE

彼氏よりも高速を崖から落ちた。

BACK INTO ENGLISH

My boyfriend more than fast, fell off the cliff.

INTO JAPANESE

彼氏よりも高速では、崖から落ちた。

BACK INTO ENGLISH

Faster than the boyfriend, it fell off the cliff.

INTO JAPANESE

ボーイフレンドよりも速く、それは崖から落ちた。

BACK INTO ENGLISH

Faster than the boyfriend, it fell off the cliff.