unspoken
adjective uk/ʌnˈspəʊ.kən/ us/ʌnˈspoʊ.kən/
（想到或感到而）未说出的，未表达的
not spoken, although thought of or felt
unspoken doubts/fears 未说出口的疑问／恐惧
There's an unspoken assumption in the department that Sue will take over the post when Dan leaves. 部门里大家都心照不宣地认为在丹离开后，苏会接替那个位置。
Synonyms: unsaidwordless