What is the difference between kelni and felkelni?
felkel has more an idea of getting out of bed. Kel could just mean to get vertical.
Still why kelni and not felkelni?
Kelni or felkelni is same only kelni sounds nicer now ☺
My "Do you like to wake up early" was wrong
"To wake up" is "felébredni". That is when you stop being asleep.
"To get up" is "felkelni". When you get out of bed.
Is it also ok: Seretsz korán felkelni?
It sounds a bit weird to me like that, with the prefix attached, but you can try moving it a little to the back: "Szeretsz korán kelni fel?" There's not much difference in meaning between this and the given translation.
i am pretty late but what is fel?
"fel" is the prefix that goes with the verb "kel". Most Hungarian verbs have a range of prefixes that modifies the meaning or gives a sense of completion.
To answer the question,no i do not