Grammar can be annoying to adhere to.

I don't adhere to any particular political tendency.

Usually the behaviors deemed normal aren't the problem, only the fact that they are deemed normal and all of society is judged by adherence or non-adherence to them.

The gum adhered to the sole of the shoe.

This fanfiction does not adhere to canon.

Adherents of various religions live in Belarus.

Most Algerians are adherents of the Sunni Islamic faith.

Ziri adheres to communist ideas.

Buddhism, unlike other religions, is not theocentric or god-centred, but it does not preclude an adherent from believing in the existence of gods.

Only strict adherence to the rules will prevent chaos.