This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. superlative form of talky: most talky.

"A one-act show performed on a single set by five singing actors and accompanied by four virtuoso instrumentalists, it takes one of Shaw's talkiest plays, a study of what in 1894 would have been called a "modern" marriage, and transfuses it with the hot blood of pure lyricism."