A word not often seen.And one of the citations is from the book I'm reading, the Pickwick Papers.
Webster's 1913 Dictionary

Definition: \Ob`jur*ga"tion\, n. [L. objurgatio: cf.F.
objurgation.]
The act of objurgating; reproof.

While the good lady was bestowing this objurgation on
Mr.Ben Allen. --Dickens.

With a strong objurgation of the elbow in his ribs.
--Landor.