変革|へんかくhenkaku[0]heiban (flat)

1. noun, suru verb, transitive verb, intransitive verbchange; transformation; reform; revolution; revolutionizing; innovation; upheaval
   大統領だいとうりょうの演説えんぜつはアメリカ国民こくみんに変革へんかくをもたらした。↗

   The President's speech brought about a change in the American people.

• Synonym刷新さっしんWrittenWritten/formal prose. Sweeping renewal clearing away the old, as in 「人事を刷新する」; favors organizational atmosphere, while 「変革」 fundamentally changes systems and society.
• Synonym改革かいかくNeutralNeutral. Reforming systems, as in 「政治改革」; leans toward planned improvement, while 「変革」 stresses more fundamental change.
• Synonym革新かくしんNeutralNeutral. Innovation, as in 「技術革新」; leans toward introducing new things.
• Synonym改新かいしんWrittenWritten/formal prose. Reform and renewal, as in 「大化の改新」; mostly in historical contexts.
• Synonym改造かいぞうNeutralNeutral. Remodeling or rebuilding, as in 「内閣改造」「家の改造」; leans toward structural reworking.
• Related改変かいへんWrittenWritten/formal prose. Alters content so it differs from the original, as in 「原作を改変する」「制度の改変」; may imply unauthorized change and is not about fundamental innovation.
• Related変更へんこうNeutralNeutral. Changing plans, settings, policies and the like, on any scale, as in 「方針変更」; 「変革」 stresses renewal from the ground up.
• Related移り変わりうつりかわりNeutralNeutral. Natural transitions of eras or seasons, as in 「時代の移り変わり」; leans toward natural processes.
• Related改正かいせいNeutralNeutral. Revising laws and regulations, as in 「法改正」; leans toward legal texts.
• Related修正しゅうせいNeutralNeutral. Correcting errors or deviations, as in 「軌道修正」; leans toward partial adjustment.
• Related変動へんどうNeutralNeutral. Intransitive: states, figures or situations fluctuating, as in 「社会変動」「価格変動」; carries no sense of deliberate human reform.
• Related改定かいていWrittenWritten/formal prose. Revising prices or rules, as in 「料金改定」; leans toward rates and terms.
• Related改めるあらためるNeutralNeutral. A verb: to change or correct, as in 「日を改める」「規則を改める」; broad in scope and not necessarily a fundamental transformation.
• Related変遷へんせんWrittenWritten/formal prose. Historical change over time, as in 「言葉の変遷」; leans toward long-term evolution.
• Related手直してなおしNeutralNeutral. Minor touch-ups, as in 「原稿の手直し」; far smaller in scale than 「変革」.
• Related変容へんようWrittenWritten/formal prose. Transformation of form or character, as in 「都市の変容」; leans toward change in appearance.
• RelatedかいぜんNeutralNeutral. Improving conditions, as in 「生活改善」; leans toward change for the better.
• Related改良かいりょうNeutralNeutral. Improving quality, as in 「品種改良」; leans toward technical refinement.
• Related変移へんいWrittenWritten/formal prose. General shifting or change, used very rarely; unlike 「変革」, it implies no deliberate human remaking.
• Related変わりかわりNeutralNeutral. A noun for change or something unusual; leans toward a state being different.
• Related変改へんかいWrittenWritten/formal prose. Means revision or alteration; rare in modern usage — 「変更」 is what people normally say.
• Related変わりようかわりようNeutralColloquial. The degree of change, as in 「すごい変わりようだ」; leans toward surprise at how great the change is.
• Antonym保守ほしゅNeutralNeutral. Antonym: conservatism, opposed to reform, as in 「保守的な考え」.
• Antonym現状維持げんじょういじWrittenWritten/formal prose. Antonym: maintaining the status quo, opposed to 「変革」's fundamental change.

Use 「変革」 for fundamental change of systems or society, as in 「社会変革」「意識の変革」. For planned reform of institutions pick 「改革」, for technological innovation 「革新」, for renewing an organization's atmosphere 「刷新」. Smaller or narrower changes take 「変更」「修正」「改正」「改定」「手直し」; natural or historical shifts take 「移り変わり」「変遷」; fluctuations take 「変動」; improvements take 「改善」「改良」; remodeling takes 「改造」. The opposites are 「保守」 and 「現状維持」.

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

1. 制度せいど・社会しゃかいなどを根本こんぽんから変かえて新あたらしくすること。
2. 制度せいど・社会しゃかいなどが根本こんぽんから変かわり新あたらしくなること。