Definitions for upbraider
Random House Webster's College Dictionary
to find fault with or reproach severely; censure.
(of things) to bring reproach on; serve as a reproach to.
* Syn: See reprimand.
Origin of upbraid:
bef. 1000; ME; OE upbrēdan to adduce as a fault. See up -, braid
upbraider, reprover, reproacher, rebuker(noun)
someone who finds fault or imputes blame
One who upbraids.