The word "CPNIAL" is a non-existent word and does not have any meaning in the English language. The spelling of this word can be broken down using the International Phonetic Alphabet (IPA) as /sɪpiːenɪaɫ/. Each letter in the word represents a sound or phoneme, with "C" representing the "s" sound, "P" representing the "p" sound, "N" representing the "n" sound, "I" representing the "ee" sound, "A" representing the "a" sound, and "L" representing the "l" sound.