In word recognition using the character recognition result, recognition processing is performed for an input character string that corresponds to a word to be recognized, a probability at which characteristics obtained as the result of character recognition are generated by conditioning characters of words contained in a word dictionary that stores in advance candidates of words to be recognized. A bridge portion is formed as a single piece with the pad portion, and a tunnel is defined by the bridge portion and the pad portion. The grommet main body includes the enlarged tubular portion at one end of a small diameter tubular portion through which electric wires can be inserted. The totality of all aperture rows defines a matrix of m\xd7n cells, where m cells form a row, and k openings are formed in each row.