demur
US /dɪˈmɝː/
UK /dɪˈmɝː/

1.
objection, hésitation
the action or process of objecting to or hesitating over something
:
•
They accepted the proposal without demur.
Ils ont accepté la proposition sans objection.
•
There was a slight demur from some members.
Il y a eu une légère objection de la part de certains membres.