Emphaticalnesses is a very long and difficult word to spell correctly. It consists of four syllables, with an emphasis on the second syllable, marked as /fəˈtɪk əlnɪsiz/. The word is spelled with the combination of the suffix -ness and the adjective emphatic. The added -al- is used to make the word an adjective that means something uttered with emphasis. The -es at the end implies that it is plural. This complex word is rarely used in everyday communication, but mastering its spelling can enhance your vocabulary skills.