How to say "disturbance" in Japanese

• 波乱はらんCommon
  nounDisturbance in the sense of trouble or uproar that disrupts an event or situation, often sudden and dramatic. Typical of disturbances that throw plans or proceedings into turmoil.
• 騒ぎさわぎJLPT N3approx.Common
  noun, noun (suffix)A noisy disturbance or uproar among people, such as a commotion, fuss, or clamor. This is the everyday word for a disturbance you can literally hear, like a crowd creating a scene.
  この騒さわぎはどうしたの。↗

  What is all this bother about?
• 乱れみだれCommon
  nounDisturbance as disorder or unrest: a state in which order or harmony is broken. Often describes a disturbed or disordered condition rather than a single noisy incident.
  女性じょせいホルモン分泌ぶんぴつの乱みだれが不妊症ふにんしょうの大おおきな原因げんいんです。↗

  Female hormone imbalance is a major cause of infertility.
• 騒乱そうらんCommon
  no-adjectiveA large-scale, violent disturbance amounting to riot or mayhem. Use this for disturbances involving crowds out of control; it is far too strong for a minor fuss or everyday commotion.
• 動乱どうらんCommon
  nounA grave disturbance on the scale of social or political upheaval, shading into unrest and even war. Reserve this for major historical or national disturbances, not ordinary trouble.

Choose by scale and nature: 「騒ぎ」 for a noisy local commotion, 波乱 for trouble disrupting an event, 「乱れ」 for disorder or disturbed states, 騒乱 for riotous mayhem, and 動乱 for large-scale upheaval bordering on war.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 波乱はらんdisturbance
• 騒ぎさわぎuproar
• 乱れみだれdisorder
• 騒乱そうらんdisturbance
• 動乱どうらんdisturbance
• 邪魔じゃまhindrance
• 妨害ぼうがいobstruction
• 撹乱かくらんdisturbance
• 擾乱じょうらんdisturbance
• 変乱へんらんdisturbance
• 紛擾ふんじょうdisturbance
• ひと騒動ひとそうどうdisturbance
• てんやわんやconfusion
• 騒擾そうじょうriot
• 紊乱びんらんdisorder
• 兵乱へいらんwar
• 調節障害ちょうせつしょうがいaccommodation disorder
• 動揺どうようdisturbance
• さざ波さざなみripple (e.g. of uneasiness)
• 変へんincident