a conjunction used to mean "if" in some regional dialects

यदि (Yadi)

English Usage: "I would go to the party af I finish my work."

Hindi Usage: "मैं पार्टी में जाऊंगा यदि मैं अपना काम पूरा कर लूं।"

a preposition often used in slang or informal speech to denote "after"

बाद (Baad)

English Usage: "Let's meet af lunch."

Hindi Usage: "चलो दोपहर के खाने के बाद मिलते हैं।"