Vocabulary Cards
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B2 adjective
insightful
洞察力のある
Meaning
Showing deep understanding or perceptiveness.
Example
The professor gave an insightful lecture on global economics.
C1 noun
insightfulness
洞察力、分析能力
Meaning
The capacity to gain an accurate and deep intuitive understanding of a person or thing.
Example
His insightfulness helped solve the complex problem.
C2 noun
insignia
徽章
Meaning
A badge or symbol that shows rank, position, or membership.
Example
The soldier proudly wore the insignia of his regiment.
C1 noun
insignificance
重要でないこと
Meaning
The quality of being unimportant or trivial.
Example
He felt a sense of insignificance in the vast universe.
B2 adjective
insignificant
重要でない
Meaning
Too small or unimportant to be worth considering.
Example
The cost was so insignificant that nobody noticed it.
C1 verb
insinuate
Meaning
To suggest or hint something indirectly and often unpleasantly.
Example
He insinuated that she had lied about her qualifications.
C2 adjective
insipid
味気ない
Meaning
lacking flavor, interest, or excitement; dull
Example
The soup was insipid and needed more seasoning.
B1 verb
insist
主張する
Meaning
to demand firmly; to state persistently
Example
He insisted on paying the bill.
B2 noun
insistence
強い要求
Meaning
the act of demanding something firmly or repeatedly
Example
At his insistence, we stayed longer.
C1 adjective
insistent
執拗な
Meaning
demanding something firmly and refusing to accept no
Example
The child was insistent on getting a new toy.
C2 noun
insolence
無礼
Meaning
rude or disrespectful behavior
Example
The teacher was shocked by the student's insolence.
C1 adjective
insolent
無礼な、傲慢な
Meaning
showing a rude and arrogant lack of respect
Example
The insolent student refused to follow the teacher's instructions.
C1 noun
insolvency
破産
Meaning
The state of being unable to pay debts owed; bankruptcy.
Example
The company declared insolvency after years of losses.
C1 adjective
insolvent
破産
Meaning
unable to pay debts owed
Example
The insolvent firm could not meet its financial obligations.
C1 noun
Insomnia
不眠症
Meaning
habitual sleeplessness; inability to sleep; the condition of being unable to sleep
Example
Her chronic insomnia made it difficult for her to concentrate during work hours.
C2 adverb
insomuch
これほど
Meaning
to such an extent
Example
He was insomuch tired that he could hardly stand.
C2 noun
insouciance
無関心
Meaning
Casual lack of concern; indifference.
Example
She carried herself with an air of insouciance, unbothered by the challenges ahead.
C2 adjective
insouciant
無頓着
Meaning
Showing a casual lack of concern; carefree.
Example
He gave an insouciant shrug and walked away.
B2 verb
inspect
検査する
Meaning
to examine something carefully to check for problems or faults
Example
The engineer will inspect the building for structural damage.
B2 noun
inspection
検査
Meaning
a careful examination of something, especially to check that it is correct or safe
Example
The building passed the safety inspection last week.
B2 noun
inspector
検査官
Meaning
An official employed to ensure regulations are obeyed or standards are met.
Example
The inspector carefully checked the restaurant's kitchen for hygiene standards.
B1 noun
inspiration
インスピレーション
Meaning
The process of being mentally stimulated to do or feel something, especially to do something creative.
Example
His journey to success became an inspiration for many.
B1 verb
inspire
インスパイアする
Meaning
To fill someone with the urge or ability to do or feel something, especially creative or noble.
Example
Artemis seeks to inspire future generations.
B2 noun
instability
不安定
Meaning
lack of stability or balance; tendency to change, fail, or collapse easily
Example
Political instability has slowed economic growth in the region.