Sentence examples similar to gratuitous custom from inspiring English sources

Gratuitous, too.

Or gratuitous?

Stark, gratuitous.

Note that gratuitous "lamely".

"They are not gratuitous.

It's just gratuitous.

I hate gratuitous violence.

Literature is necessarily gratuitous.

But maybe not gratuitous.

Adding Glass felt gratuitous.

Members of the Indian community would be well aware of wedding gift-giving customs, so mentioning on the invitation that the couple would prefer the most traditional type of gift seems gratuitous.