飛び交う

定義

1. fly back and forth (e.g. bullets)
2. flit about (e.g. insects)
3. be rampant, be rife (e.g. rumors, speculation)
4. erupt (e.g. heckling), be abuzz (e.g. conversation)

等価語

例文

“ヘイトか否かを巡ってヤジが飛び交った街頭演説の会場がありました。”

At some venues, heckling erupted over whether the street speech being given there was hate speech or not.

CEFRレベル