YOU SAID:

I'm so tired I'm about to pass out

INTO JAPANESE

とても疲れたので気を失いそうだ

BACK INTO ENGLISH

I'm so tired that I feel like I'm going to faint

INTO JAPANESE

とても疲れて気を失いそうだ

BACK INTO ENGLISH

I'm so tired I feel like I'm going to pass out

INTO JAPANESE

とても疲れて気を失いそうだ

BACK INTO ENGLISH

I'm so tired I feel like I'm going to pass out