Answer:
Rasool refers to the messenger while Nabi refers to the prophet.
Step-by-step explanation:
The relation of Islam and Iman is very deep because both are interrelated. Islam is the religion and Iman is the belief on that religion and all their practices. munafiq is a man who always break his promise, always tell lie and having dual personality. Rasool refers to the messenger while Nabi refers to the prophet. Rasool receives a new Sharia from Allah while, Nabi does not receives a new Sharia and only follows the Sharia of the Rasool before him. On the day of Judgement, only one type of Shafayat will be accepted and that will of Hazrat Muhammad (P.B.U.H).