"Why?"
* Bakit? (This is the most common and direct translation.)
* Paano? (This can also mean "How?" depending on the context.)
* Ano ang dahilan? (This means "What is the reason?")
"Because"
* Dahil
* Kasi
* Sapagkat
Example:
* "Porque estás triste?" translates to "Bakit ka malungkot?" (Why are you sad?)
* "Estoy triste porque no puedo verte." translates to "Malungkot ako dahil hindi kita makita." (I am sad because I cannot see you.)
Ultimately, the best translation of "porque" in Tagalog will depend on the specific sentence and context.