What is the difference between sleep, asleep and sleepy?
Thanks in advance!

Question

Answer

Sleep es dormir 
Asleep es dormido 
Sleepy es somnoliento

Answer

To sleep, verbo "dormir".

I want to sleep = quiero dormir.

Sleep, substantivo "sueño"

Last night I did not get enough sleep = anoche no dormí lo suficiente (literalmente "anoche no obtuve suficiente sueño").

Asleep, adverbio "dormido/durmiendo".

He is asleep = él está dormido.
She will fall asleep = ella se quedará dormida.

Sleepy, adjetivo "somnoliento".

I am sleepy = tengo sueño (literalmente "estoy somnoliento").

Espero que eso ayude.

Answer

Sleepy is an adjective - The medicine made him feel sleepy

Sleep can be a noun or a verb - I am pretty tired and should go to sleep.

Asleep can be an adjective or adverb - I fell asleep for a few hours this afternoon.

Answer

¿Que Tal, Chicharo? Soon, I will be going to sleep. Please do not wake the baby, she's finally asleep. I think you are sleepy too.

Cheers...