礼 - salute, bow, ceremony

rudeness; impoliteness; discourtesy; insolence

excuse me; pardon me; I beg your pardon

courtesy; etiquette; formality; protocol

baptism; christening

thanks; gratitude

impoliteness

pilgrimage; pilgrim

reward; honorarium; remuneration

acknowledgment; acknowledgement; letter of thanks

worship (esp. Christian); (church) service

(religious) festival

morning assembly (at a company, school, etc.); morning gathering