"Drift off" or "Dift off to sleep
Is "to sleep" an option when you use this phrasal verb? With the meaning of "fall asleep" of course.

Example:

She was about to drift off (to sleep) when the storm kicked in.

Question

"Drift off" or "Dift off to sleep
Is "to sleep" an option when you use this phrasal verb? With the meaning of "fall asleep" of course.

Example:

She was about to drift off (to sleep) when the storm kicked in.

Answer

yes.
In cases when the "to sleep" is not obvious, you must add this idea, somehow.
.
The party was winding down by 10PM. People began to drift off from then. (They went home)

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