It was like a woman, he thought, to fasten upon the unessential.
As far as the teaching of grammar is concerned, it is unessential.
In unessential matters he is ready to yield to the sentiments of his inferiors.
Let it be my task to find it and to separate it from what is unessential and false.
He likes to be consulted, and I pamper him as much as possible in all unessential ...