To have faith in fundamental aspect of Islam means ‘Iman’ and to have no faith in them means kufr. The meaning of the term ‘kufr’ is to veil, to conceal, to disbelieve, to refuse, to be disloyal and ungrateful. In the Islamic terminology, to disbelieve and disagree the existence of Allah is called ‘kufr’. In the same way, to disbelieve the fundamental aspects of Islam, in which we must have belief, is also called ‘kufar’. To bear the sings of ‘kufr’. To were the cross and paita willfully and openly are acts of ‘Kufr’.