Philia (/ˈfɪliə/; Ancient Greek: φιλία), often translated 'brotherly love', is one of the four ancient Greek words for love: philia, storge, agape and eros. In Aristotle's Nicomachean Ethics, philia is usually translated as 'friendship' or affection. The complete opposite is called a phobia. Philia (/ˈfɪliə/; Ancient Greek: φιλία), often translated 'brotherly love', is one of the four ancient Greek words for love: philia, storge, agape and eros. In Aristotle's Nicomachean Ethics, philia is usually translated as 'friendship' or affection. The complete opposite is called a phobia.