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Use "commentaries" in a sentence
"The bits where they talk about how they make/found the sounds for stuff is always my favorite in commentaries and interviews and whatnot."
"(It also features editorials and commentaries from a number of key sexual-health experts.)"
"The single disc edition will include a documentary on Batman villains as well as commentaries from the filmmakers and a preview of the Wonder Woman direct-to-DVD animated feature."