noninfluence

noun

non·​in·​flu·​ence ˌnän-ˈin-ˌflü-ən(t)s 

 especially Southern  -in-ˈflü-

1

: absence or lack of influence

the noninfluence of minor variations in temperature

2

: a person or thing that does not exert influence

… the woman who shared the painterʼs household, bore his son and eventually became his legal spouse … the woman long dismissed … as a noninfluence.

—Karen Rosenberg

Word History

First Known Use

1836, in the meaning defined at sense 1