This is the 2831st most frequent Turkish word.
e
The Turkish word "e" means "to" or "into" when used as a postposition or suffix indicating direction.
Here, 'e' is used as a suffix to indicate direction or the indirect object toward whom the action is directed, in this case, to Ali.
Ali'ye mektup yazdım.
I wrote a letter to Ali.
In this sentence, 'e' indicates a direction toward a physical place, in this case, the coffeehouse.
Sabah kahveye gitmek istiyorum.
I want to go to the coffeehouse in the morning.
Here, 'e' is part of the dative case marker, showing to whom the agreement applies or is directed, in this case, Ayşe.