When it comes to finding synonyms for the phrase "play books," there are a number of options available. One possibility is "dramas," which can refer to plays or theatrical productions. Another option is "scripts," which can encompass everything from TV show scripts to movie screenplays. Additionally, the term "performances" can be used to describe the act of acting out a play or script, while the word "theater" refers to the location where plays are staged. Other synonyms for "play books" might include terms like "verse," "monologues," "dialogues," or even "librettos" (a term used in opera to describe the text of a musical composition). Overall, there are many ways to describe the various forms of dramatic writing and performance that fall under the general category of "play books".