adj. 1 restless, wakeful, insomniac, disturbed Your mother and I spent a sleepless night worrying about you 2 alert, watchful, vigilant, unsleeping Mark's wife kept a sleepless vigil at his bedside
SLEEPLESS
Meaning of SLEEPLESS in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012