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 honour by rites, by ceremonies of joy and respect, or by refraining from ordinary business; to observe duly.
To engage in joyful activity in appreciation of an event.
A manager or steward, e.g. of a farm.
To submit or file a grievance (about).
To feel very sad about; to mourn; to sorrow for.
To cause sorrow or distress to.
To experience grief.