you are totally wrong the synonyms or terms of Kshatriya and Andhra Kshatriya was and is used for only Rajus but not other castes of Andhra Pradesh acording to Anthropological Survey of India by Kumar Suresh Singh which can be seen above and also in his other books Because Rajus are kshatriyas and also called as Rachavaru in telugu in Medeival Period That s why Krishna Rao used the word Rachavaru and also he is not an ordinary man B V Krishna Rao belongs to Andhra Historical Research society According to Kumar Suresh Singh they are Kshatriyas who migrated from north india but not locals which is also supported by other anthropologers as the truth is Aryans initially entered into Indian Sub continent and stayed in north india north east and then their castes i e Brahmins Kshatriyas Vaishyas gradully migrated and settled to south india No