I was still only half awakeaún estaba medio dormido
to [keep] sb awake
coffee keeps me awake(keeps me alert)el café me mantiene despierto;(stops me sleeping)el café me desvela
the noise kept me awakeel ruido no me dejó dormir
to lie awake
unable to sleep
he lay awake all night, thinking about his new jobno pudo dormir en toda la noche or estuvo desvelado toda la noche, pensando en su nuevo trabajo
I'm not really awake yetaún no estoy despierto del todo
to stay awakemantenerse despierto;no dormirse
I found it difficult to stay awakeme costaba mantenerme despierto;me costaba no dormirme;I'm not going to stay awake all night worrying about thatno voy a pasarme toda la noche en vela preocupándome por eso
to be awake to sthser consciente de algo
she was awake to the dangers of the situation.
wide awaketotalmente despierto
I felt wide awake in spite of a night without sleepHe was wide awake now