unwritten   (TTS Sound)

The unwritten has 3 Senses.

• unwritten
• based on custom rather than documentation; "an unwritten law"; "rites...so ancient that they well might have had their unwritten origins in Aurignacian times"- J.L.T.C.Spence
• 資料よりも慣習に基づいた

• unwritten, oral
• using speech rather than writing; "an oral tradition"; "an oral agreement"
• 文章よりもむしろ会話を用いるさま

• unwritten, spontaneous, ad-lib
• said or done without having been planned or written in advance; "he made a few ad-lib remarks"
• 前もって計画されたか、書かれることなく言われたか行われた