Nullificator is a ten-letter word that refers to something that nullifies or cancels out something else. The word can be pronounced as /ˈnʌlɪfaɪkətər/ and is spelled with double -l- and -f-, followed by a -y- and -k- sound. The ending -ator is borrowed from Latin and is used to form agent nouns, denoting a person or thing that performs an action. Overall, the spelling of nullificator follows English spelling rules and uses common letter combinations to create a distinct word.