The word "unvariednesses" is spelled with several phonetic elements. The prefix "un-" means "not" and is pronounced /ʌn/. "Varied" is spelled with the short vowel sound /æ/ and a long "e" sound /i:/, resulting in /vɛri:d/. The suffix "-ness" means "the state of being" and is pronounced /nəs/. Therefore, the word is pronounced /ʌnˈvɛri:dnəsɪz/. It refers to the absence of variety or diversity, indicating a more monotonous state.