The deal remained unconsummated due to disagreements between both parties.

unconsummated 是由前缀 un-（表示"否定"）和动词 consummate（完成）的过去分词 consummated 组合而成。consummate 本身来自拉丁语 consummare，意思是"使完善、完成"。 unconsummated 的字面意思是"未被完成的"，在商业和法律语境中特指"未最终完成的（交易或协议）"。