Synonyms of fall asleep in English:

fall asleep


See definition of fall

phrase

1‘Claire tried not to fall asleep’

SYNONYMS
doze off, drop off, go to sleep
informal nod off, go off, drift off, crash, crash out, flake out, conk out, go out like a light
North American informal sack out, zone out
ANTONYMS

stay awake, wake up