Common word› JLPT N1 › Freq. Frequency Top 5,000 Conjugation 防衛する · noun or participle which takes 'suru'
Form Positive Negative Dictionary 防ぼう 衛えい する 防ぼう 衛えい しない Polite 防ぼう 衛えい します 防ぼう 衛えい しません Past polite 防ぼう 衛えい しました 防ぼう 衛えい しませんでした Past 防ぼう 衛えい した 防ぼう 衛えい しなかった Te-form 防ぼう 衛えい して 防ぼう 衛えい しないで Desire 防ぼう 衛えい したい 防ぼう 衛えい したくない Potential 防ぼう 衛えい できる 防ぼう 衛えい できない Passive 防ぼう 衛えい される 防ぼう 衛えい されない Causative 防ぼう 衛えい させる 防ぼう 衛えい させない Causative passive 防ぼう 衛えい させられる 防ぼう 衛えい させられない Volitional 防ぼう 衛えい しよう Polite volitional 防ぼう 衛えい しましょう Imperative 防ぼう 衛えい しろ 防ぼう 衛えい するな Conditional 防ぼう 衛えい すれば 防ぼう 衛えい しなければ Tara conditional 防ぼう 衛えい したら 防ぼう 衛えい しなかったら
Usage patterns 〈 場ば 所しょ 〉 を 防ぼう 衛えい する to defend a place or territory
They sent troops to defend their nation's territory.
防ぼう 衛えい に 成せい 功こう する ／ 失しっ 敗ぱい する to succeed/fail in defending (something, such as a title or position)
The champion successfully defended his title.
〈 事こと 〉 を 防ぼう 衛えい する to defend an abstract thing such as rights, a system, or a position
They spoke out to defend their rights.
Kanji 防 ward off, defend, protect Related words· 8 守る is the everyday verb for protecting or keeping something safe, while 防衛 is a more formal, often institutional or strategic term for defense.
防御 usually refers to defensive actions or mechanisms in sports, games, or technology, whereas 防衛 is the standard word for national, institutional, or strategic defense.
護衛 specifically means guarding or escorting a person, vehicle, or valuable item, while 防衛 covers broader defense of territory, systems, or rights.
軍事 broadly covers all military affairs, whereas 防衛 specifically means defense, i.e. protecting one's country from attack.
Show 4 more Show fewer 防衛 is a broader term for defense of anything, while 自衛 specifically means defending oneself or one's own side.
防衛 is a broader term for defense or protection that can apply to countries, companies, or individuals, while 国防 refers specifically to a nation's military defense.
防衛 focuses narrowly on defending against attack, while 安全保障 covers the broader system and policy of ensuring safety.
防衛 is a neutral, everyday word for defense (of a country, team, title, etc.), whereas 護国 is a formal, nationalistic term reserved for defending one's homeland.
Opposites 攻撃 means attack or offense, the direct opposite of 防衛 's meaning of defense.
防衛 means defending territory against attack, the direct opposite of 侵攻 , which means advancing into territory militarily.
防衛 means defending one's own territory, the direct opposite action to 侵略 , which means invading someone else's.
Word family· 29 exclusively defense-oriented policy; nonaggressive defense
defense capability; defensive strength
defensive battle
defensive
defensive measure; defense plan
Show 6 more Show fewer defense line; line of defense; enemy lines
defender
defense spending; defense costs
defence forces; defence corps
defense rations
joint defense; collective defense
See all 29 in Explore →
Etymology Sino-Japanese compound written with 防 , associated with preventing or warding off, and 衛 , associated with guarding or protecting. The compound literally suggests guarding against threats.
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