I think it might be regarded as a form of pantheistic paganism.
They practice Islam religion.
The religion that does not practice circumcision is Jainism.
They practice Roman Catholic religion
Buddhism is the religion. Buddhist practice Buddhism.
the chinooks celibrated potlaches
It is entirely up to you, how seriously you wish to practice your religion.
The religion that includes the practice of godparents is Christianity.
Because Chinooks were very good traders. They had lots of practice at it and always learned from their mistakes and wins.
they practice the religion of pakarah, a ancient religion that revolves around the sun as the centerpiece of life.
I guess you ment " what religion do hindu's practice?" If so, it is Hinduism.
Europeans mostly study (practice) the catholic religion.
vedic religion