To honour by rites, by ceremonies of joy and respect, or by refraining from ordinary business; to observe duly.
To perform or participate in, as a sacrament or solemn rite; to perform with appropriate rites.
To extol or honour in a solemn manner.
To engage in joyful activity in appreciation of an event.
To visit (a famous place) in order to revere it.
To treat (a person) as if they were important, or a celebrity.