The word "continuousnesses" is a mouthful! Its spelling is tricky because it includes the combination of three consonant sounds: /tj/ as in "tune," /n/ as in "noodle," and /s/ as in "sauce." The IPA transcription of this word is /kənˈtɪnjuəsnəsɪz/. This word is a plural form of the noun "continuousness," which refers to the state of being continuous or uninterrupted. It may not be a common word in everyday conversation, but it's a great example of the complexity of the English language.