お祝い・お祝|おいわいoiwai[0]heiban (flat)

1. nouncongratulation; congratulations; celebration; festival
2. nouncongratulatory gift; present

• Synonym祝いいわいNeutral「お祝い」 without the honorific prefix; often used in compounds like 「祝い金」「誕生祝い」.
• Synonym祝賀しゅくがWrittenWritten word for celebrating or congratulating, as in 「祝賀パレード」「祝賀の意」; more formal than 「お祝い」.
• Synonym寿ことぶきWrittenWritten word for felicitation or longevity; often seen on gift envelopes, as in the character 「寿」.
• Synonym祝儀しゅうぎNeutralA celebration (especially a wedding) or a congratulatory gift of money, as in 「ご祝儀袋」.
• Synonym慶祝けいしゅくWrittenWritten word for celebration, as in 「慶祝行事」; carries an official tone.
• Synonym寿ぎことほぎWrittenWritten word for words or rites of congratulation, with an archaic, elegant flavor.
• Related祝典しゅくてんWrittenWritten word for a grand ceremonial celebration, as in 「即位の祝典」; implies a large-scale, formal ceremony.
• Related祝い事いわいごとNeutralA happy occasion worth celebrating, as in 「祝い事が続く」.
• Related祝辞しゅくじWrittenWritten word for a congratulatory address, as in 「来賓の祝辞」; used on ceremonial occasions.
• Related祝宴しゅくえんNeutralA banquet held to celebrate, as in 「祝宴を開く」; more concrete than 「お祝い」, focusing on the feast itself.
• Related祝賀会しゅくがかいNeutralA celebration gathering, as in 「優勝祝賀会」; centers on the party or event held.
• Related喜びごとよろこびごとNeutralHappy events such as marriages and births; more colloquial than 「祝い事」.
• Related慶賀けいがWrittenWritten word for congratulation, as in 「慶賀の至り」; used mainly in formal congratulatory letters.
• Related祝言しゅうげんWrittenWritten, old-fashioned word for a wedding or congratulatory words, as in 「祝言を挙げる」.
• Related祝い言いわいごとNeutralCongratulatory words, as in 「祝い言を述べる」; focuses on the words themselves.
• Antonym不幸ふこうNeutralThe opposite of 「お祝い」: misfortune or a death in the family, as in 「不幸があった」.
• Antonym弔いとむらいNeutralThe opposite of 「お祝い」: mourning the dead and funerals, as in 「弔いの儀式」.

Use 「お祝い」 by default for congratulations or a congratulatory gift. For formal celebrations choose 「祝賀」 or 「祝典」; for a wedding cash gift 「祝儀」; for happy occasions 「祝い事」; for a congratulatory speech 「祝辞」; for a celebratory banquet 「祝宴」. 「弔い」 and 「不幸」 are the opposites, for funerals and bereavement.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 「いわい」を丁寧ていねいに言いう語ご。