10. A handheld electronic device comprising an input apparatus, a processor apparatus, and an output apparatus, the processor apparatus comprising a processor and a memory, the memory having stored therein a number of routines which, when executed by the processor, cause the handheld electronic device to be adapted to perform operations comprising: detecting as an ambiguous input a plurality of input key selections comprising at least a current input key selection and a preceding input key selection; responsive to the preceding input key selection: generating a plurality of prefix objects corresponding with an initial portion of the ambiguous input comprising the preceding input key selection; and for each of at least two of the prefix objects, identifying a language object that corresponds with the prefix object; outputting the prefix object as a proposed textual interpretation of the initial portion of the ambiguous input; and enabling a user of the handheld electronic device to select from the at least two prefix objects; responsive to the current input key selection: outputting a text output as being a proposed textual interpretation of the ambiguous input and having an arrangement of linguistic elements different than the arrangement of linguistic elements of the ambiguous input.
10. A handheld electronic device comprising an input apparatus, a processor apparatus, and an output apparatus, the processor apparatus comprising a processor and a memory, the memory having stored therein a number of routines which, when executed by the processor, cause the handheld electronic device to be adapted to perform operations comprising: detecting as an ambiguous input a plurality of input key selections comprising at least a current input key selection and a preceding input key selection; responsive to the preceding input key selection: generating a plurality of prefix objects corresponding with an initial portion of the ambiguous input comprising the preceding input key selection; and for each of at least two of the prefix objects, identifying a language object that corresponds with the prefix object; outputting the prefix object as a proposed textual interpretation of the initial portion of the ambiguous input; and enabling a user of the handheld electronic device to select from the at least two prefix objects; responsive to the current input key selection: outputting a text output as being a proposed textual interpretation of the ambiguous input and having an arrangement of linguistic elements different than the arrangement of linguistic elements of the ambiguous input. 18. The handheld electronic device of claim 10 , wherein the input keys are part of a reduced QWERTY keyboard.