奉仕【ほうし】
service, ministry, attendance, church work, offering goods at a reduced price, providing a service for free
奉公【ほうこう】
live-in domestic service, live-in apprenticeship, public duty, public service
信奉【しんぽう】
belief, faith, adherence, espousal
奉納【ほうのう】
dedication, offering, presentation, oblation