yeast

刺激 の訳語→ appeal fillip stimulus whet

騒動 の訳語→ business commotion crisis dust-up fight fracas furor incident kerfuffle plate riot strife trouble

大騒ぎ の訳語→ fuss palaver roughhouse scrum tempest wild

泡 の訳語→ beads froth soap suds

泡立つ の訳語→ bubble frothy

きっかけ の訳語→ chance clue crowbar cue encouragement introduction lead occasion reason springboard timing tipping point turning point way