4. A word processor according to claim 1, further comprising: erasure instruction means for instructing erasure of a character on said display means; insertion instruction means for instructing insertion of a character on said display means; and program memory means for storing an erasure process program for executing a character erasure process on said display means in respone to an instruction by said erasure instruction means and an insertion process program for executing a character insertion process on said display means in response to an instruction by said insertion instruction means; wherein said display control means controls said display means using both the erasure process program and the insertion process program upon display of one of the plurality of candidate correct words.
4. A word processor according to claim 1, further comprising: erasure instruction means for instructing erasure of a character on said display means; insertion instruction means for instructing insertion of a character on said display means; and program memory means for storing an erasure process program for executing a character erasure process on said display means in respone to an instruction by said erasure instruction means and an insertion process program for executing a character insertion process on said display means in response to an instruction by said insertion instruction means; wherein said display control means controls said display means using both the erasure process program and the insertion process program upon display of one of the plurality of candidate correct words. 5. A word processor according to claim 4, wherein said program memory means stores a candidate correct word display program including the erasure process program and the insertion process program.