Ritual

RITUAL

-noun

1. the prescribed or established form of a religious or other ceremony

2. such prescribed forms in general or collectively

3. stereotyped activity or behaviour

4. (psychology) . any repetitive behaviour, such as hand-washing, performed by a person with a compulsive personality disorder

5. any formal act, institution, or procedure that is followed consistently

-adj.

6. of, relating to, or characteristic of religious, social, or other rituals

A tribute
Ritual blood
Painted over walls
To curry favours