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busy; hectic; hurried; rushed
rapid; quick; sudden
年末は何かと慌ただしくなりますね。
The end of the year gets busy with everything.
慌ただしい朝でも朝食は食べています。
I eat breakfast even on busy mornings.
引っ越し前は慌ただしい毎日だった。
Every day was hectic before the move.