The singer with the biggest vocabulary - Patti Smith
WordTips has a great feature - Singers Vocabularies. They counted the words used by 100 modern stars and the 100 greatest singers of all time and added up the number of unique words they used per 1,000 and used the formula for the feature. What they found is that the star with the biggest vocabulary overall is legend Patti Smith, who uses 217 unique words per 1,000 - she used 2,669 different words across a total word count of 12,291. The modern singer with the biggest vocabulary is Billie Eilish who uses 169 per 1,000. Legend Luther Vandross and modern star Trey Songz are tied with 66 for the smallest vocabulary. The song with the most unique words is Lou Reed’s 'The Murder Mystery', recorded by The Velvet Underground, with 639 words.