grand(ly); magnificent(ly)
- 盛大な結婚式
- a magnificent wedding ceremony
- 開会式は盛大に行われた
- The opening ceremony 「was a grand event [was held on a grand scale].
- 彼は盛大な歓迎を受けた
- He was received with great enthusiasm./He received a lavish welcome.
- 盛大な見送りを受けた
- We were given a big send-off./A large group of people came to see us off.