data_char_wordlists     Word lists for readability statistics
textstat_collocations   Identify and score multi-word expressions
textstat_entropy        Compute entropies of documents or features
textstat_frequency      Tabulate feature frequencies
textstat_keyness        Calculate keyness statistics
textstat_lexdiv         Calculate lexical diversity
textstat_readability    Calculate readability
textstat_simil          Similarity and distance computation between
                        documents or features
textstat_summary        Summarize documents as syntactic and lexical
                        feature counts
