• 礼れい

  thanks, gratitude

• 礼儀れいぎ

  manners, courtesy, etiquette

• 礼拝れいはい

  worship (esp. Christian), (church) service

• 礼状れいじょう

  acknowledgment, acknowledgement, letter of thanks

• 礼服れいふく

  formal dress, ceremonial dress, morning dress, evening dress, dress suit

• 礼金れいきん

  money (given as thanks), reward money, fee, recompense, remuneration, honorarium

• 巡礼じゅんれい

  pilgrimage, pilgrim

• 朝礼ちょうれい

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

• 祭礼さいれい

  (religious) festival

• 無礼ぶれい

  rudeness, impoliteness, discourtesy, insolence

• 失礼しつれい

  discourtesy, impoliteness

• お礼おれい

  thanks, gratitude

• 洗礼せんれい

  baptism, christening

• 謝礼しゃれい

  reward, honorarium, remuneration

• 儀礼ぎれい

  courtesy, etiquette, formality, protocol

• 非礼ひれい

  impoliteness

• 失礼しますしつれいします

  excuse me, pardon me, I beg your pardon

• 失礼しましたしつれいしました

  my apologies, I'm sorry, excuse me

• 礼物れいもつ

  gift

• 礼拝らいはい

  worship

• 礼譲れいじょう

  comity

• 礼すらいす

  to worship

• 礼砲れいほう

  (gun) salute

• 礼装れいそう

  formal dress

• 礼帽れいぼう

  ceremonial hat

• 礼典れいてん

  etiquette, ritual

• 礼式れいしき

  etiquette, manners

• 礼楽れいがく

  etiquette and music

• 礼記らいき

  The Book of Rites, Liji, Li Chi

• 礼法れいほう

  etiquette, courtesy, manners

• 礼節れいせつ

  decorum, propriety, politeness

• 礼賛らいさん

  praise, worship, adoration, glorification

• 礼部れいぶ

  Ministry of Rites (Tang dynasty China)

• 礼紙らいし

  paper for wrapping a letter

• 礼遇れいぐう

  courteous reception, honorable treatment, honourable treatment

• 礼服らいふく

  ceremonial clothes formerly worn by nobility

• 礼事いやごと

  words of gratitude

• 礼盤らいばん

  platform in front of a temple's principal image, from which the officiating monk chants

• 礼堂れいどう

  small building used for worship or sutra chanting (located in front of the main hall of a Buddhist temple)

• 虚礼きょれい

  empty (useless) formalities

• 年礼ねんれい

  New Year's greetings

• 刀礼とうれい

  sword salute

• 典礼てんれい

  ceremony, etiquette, courtesy, (Catholic) liturgy

• 婚礼こんれい

  marriage ceremony, wedding

• 昼礼ちゅうれい

  afternoon assembly (at a company, etc.)

• 厚礼こうれい

  heartfelt thanks

• 拝礼はいれい

  worship

• 割礼かつれい

  (male) circumcision

• 欠礼けつれい

  failure to pay one's compliments, omission of courtesy

• 回礼かいれい

  going from door to door greeting relatives and friends (esp. at New Year), round of complimentary visits