14. The system of claim 11 , wherein the relevance data store comprises terms that are synonymous with operating system terms and software application terms that are representative of executable commands for affecting at least one system action.
11. An interactive speech-controlled system comprising: a microprocessor adapted to recognize speech input received from an audio input of the speech-controlled system; a memory containing a relevance data store accessible by the microprocessor that stores one or more system action commands that are relevant to non-command speech inputs; a display adapter; and a visual display, wherein the microprocessor is configured to issue instructions to: display, on the visual display, a non-command speech input responsive to receiving a first utterance spoken by a user at the audio input and recognize the non-command speech input in the first utterance intended as a command; and display, on the visual display, one or more system action commands, retrieved from the relevance data store, that are relevant to the non-command speech input.