sack up Synonyms

clear net sack be crashed out be catnapping be asleep on one's feet be comatose be drowsy be asleep be dopey be dormant be dozing be dozy be drowsing be enervated be fast asleep be flat out be headed for bedfordshire zone out sleep like a baby crash go off fall out lie down ease off bed down doss down lay off sleep out dope off doze off drowse off flake out man up nod out be heavy-eyed