Portuguese

Alternative forms

• porque (Portugal)
• por quê (used in the end of sentences, or as a sentence of its own)
• porquê (noun form)
• pq (Internet slang used as an abbreviation for 'por que' and all its variants)

Adverb

por que (not comparable)

1. (Brazil) why, what for, for what reason

   Por que são os céus azuis?‎

   Why are the skies blue?