10. A system for converting taxiway voice commands into taxiway textual commands, the system comprising: a radio receiver, the radio receiver configured to receive the taxiway voice commands from an air traffic control center; a taxiway command database, the taxiway command database including a plurality of common air traffic control center taxiway commands; a voice recognition processor, the voice recognition processor coupled to the radio receiver and the taxiway command database, the voice recognition processor configured to receive the taxiway voice commands, the voice recognition processor further configured to compare the taxiway voice commands to the plurality of common air traffic control center taxiway commands and to convert the taxiway voice commands into the taxiway textual commands based on the comparison, determine an uncertainty associated with an accuracy of the converted taxiway textual commands based on the conversion of the taxiway voice commands, and determine an alternative taxiway textual command corresponding to each unconverted taxiway voice command based on the uncertainty; and a taxiway clearance display coupled to the voice recognition processor, the taxiway clearance display configured to receive and display the taxiway textual commands, the alternative taxiway textual commands when determined by the voice recognition processor, and an indication of the uncertainty.
12. The system of claim 10 , further comprising a flight management system that receives the taxiway textual commands and processes the taxiway textual commands to manage a taxiing procedure.