Word cloud Analysis can be performed on specific passages, chapters and entire books. The word cloud displays vocabulary from the target passage by frequency. The most common words are large. The least common are small, with a range of sizes in between. 

In the Passage Lookup text pane the word cloud Analysis button is in the upper right hand corner.

    1. vocabulary does a word frequency analysis of text currently displayed.
    2. modern text does an analysis of the default modern language bible (e.g., ESV for English). 
    3. subject does an analysis of the topics covered in the text currently displayed.

The word cloud is part of the lexicon function: