Word recognition apparatus, word recognition method, non-transitory computer readable medium storing word recognition program, and delivery item sorting apparatus

To improve the recognition accuracy even when a plurality of words including a matched portion are selected as candidates for recognition. A word recognition apparatus according to the present invention includes input means for inputting a word image representing a plurality of characters; word candidate selection means for recognizing the word image input by the input means and selecting a first word candidate and a second word candidate based on a plurality of words registered in a word dictionary; and verification means for comparing the first word candidate and the second word candidate character by character and verifying a likelihood of the first word candidate based on an evaluation value obtained when the word image is recognized by characters determined as unmatched.