Sentence:  Within the tantric tradiion itself there is a long-standing debate about the propriety of such acts, and whereas the <WSD>vamachara</WSD> practice uses these elements in their actual forms, in the dakshinachara ("right-hand") practice other items are substituted for the forbidden ones. 
Meaning of the word marked with <WSD> tags:  A path to bliss through practices, including meat-eating, breaking social taboos and indulging in sex and intoxicants, that are sometimes considered immoral.