Synonyms of sleepless in English:

sleepless


See US English definition of sleepless

See UK English definition of sleepless

adjective

1‘she spent a sleepless night agonizing over what had happened’

SYNONYMS
wakeful, restless, disturbed, without sleep
awake, wide awake, unsleeping, tossing and turning
insomniac
archaic watchful
rare insomnolent