🟣英語でパーティーやイベントなどを、「盛り上げる」、「盛り上がる」は下記のように言えます。
●盛り上げる、盛り上がる : liven up、warm up
●Watch: ‘Black Blues Brothers’ Liven Up Pope Francis’ Weekly Prayers
🟣liven up
●盛り上げる、活気づける、盛り上がる
●liven (something) up
発音 : UK /ˈlaɪ.vən/ US /ˈlaɪ.vən/
意味 : to become more interesting and exciting, or to make something become like this:
例文 : The party livened up as soon as Sally arrived.
例文 : The party livened up when Michael showed up.
例文 : The game didn’t liven up till the second half.
例文 : Let’s play some music and liven it up.
例文 : Let’s put some music on to liven things up.
例文 : You look as if you need livening up!
● to liven up a conversation : 会話を盛り上げる
例文 : He is good at livening up a conversation.
●【参考】spark up debate : 議論を活発にする
🟣warm up
意味 : 〔パーティー・催しを〕活気づける、盛り上げる、(パーティーなどが)盛り上がる
●warm up | warm somebody/something up
意味 : to become more lively or enthusiastic; to make somebody/something more lively or enthusiastic
例文 : The party soon warmed up.
例文 : The party warmed up as soon as they showed up.