Cavil
Cavil (kav"il) , intransitive verb
[Latin cavillari to practice jesting, to censure, from cavilla bantering jests, sophistry: compare Old French caviller.]
To raise captious and frivolous objections; to find fault without good reason.
You do not well in obstinacy
To cavil in the course of this contract.
Cavil , transitive verb
To cavil at. [Obsolete] — Milton
Cavil , noun
A captious or frivolous objection.
All the cavils of prejudice and unbelief.