non-committalism
/ˌnɒnkəˈmɪt(ə)lɪz(ə)m/ /ˌnɒnkəˈmɪtəlɪz(ə)m/originally and chiefly US
noun
The action, practice, policy, or state of remaining non-committal.
Origin
Mid 19th century; earliest use found in United States Magazine and Democratic Review. From non-committal + -ism.