1. A contextual conversion platform for implementation on a computing device configured to process content of a target for use with a text-to-speech engine, said contextual conversion platform comprising: a processing module for generating a spoken content input in response to the target, the processing module comprising, a first filter module for identifying a context identifier in the target, and a second filter module for delineating portions of the target comprising one or more target terms; and a repository in communication with the processing module, the repository having entries that are organized according to a prioritized scheme, the entries comprising an identified unit respecting the target terms in the delineated portion and a replacement unit corresponding to the identified unit, wherein the priority scheme assigns a position for the identified unit amongst a plurality of tables in the repository, wherein the position is associated with a specificity characteristic that defines a level of priority for identified unit, wherein the level of priority changes as between the tables, and wherein the processing module replaces the identified unit in the delineated portion with the replacement unit in accordance with the level of priority to form the spoken content input.