Vocabulary Cards
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B1 adverb
incredibly
信じられないほど
Meaning
to a great degree; extremely or unbelievably
Example
The view from the top of the mountain was incredibly beautiful.
C2 noun
incredulity
不信
Meaning
the state of being unwilling or unable to believe something
Example
She looked at him with incredulity after hearing the strange story.
C1 adjective
incredulous
Meaning
unwilling or unable to believe something
Example
He gave her an incredulous look when she claimed she could fly.
C1 noun
Increment
増加
Meaning
an increase or addition, especially one of a series on a fixed scale; a regular increase in salary
Example
He received an annual increment of five percent in his salary this year.
C1 adjective
incremental
増分的
Meaning
Relating to or denoting an increase or addition, especially one of a series on a fixed scale; proceeding in small stages.
Example
Incremental changes ensure sustainability.
C1 verb
incriminate
有罪にする
Meaning
to make someone appear guilty of a crime or wrongdoing
Example
The new evidence could incriminate the suspect in the robbery case.
C2 noun
incrustation
硬化層
Meaning
a crust or hard coating formed on the surface of something
Example
The old pipes were blocked due to heavy incrustation of minerals.
C1 verb
incubate
孵化する
Meaning
to keep eggs, cells, or organisms at the right conditions for development
Example
The hen will incubate the eggs until they hatch.
C1 noun
incubation
卵、細胞、または生物を適切な条件で発展させるプロセス
Meaning
the process of keeping eggs, cells, or organisms in the right conditions for development
Example
The incubation of the eggs lasted for three weeks.
C1 noun
incubator
インキュベーター
Meaning
a device or environment that provides suitable conditions for eggs, cells, or infants to develop
Example
The premature baby was placed in an incubator for care.
C2 noun
incubus
悪夢のような重荷
Meaning
An oppressive or nightmarish burden; in folklore, an evil spirit that lies upon sleeping people.
Example
Debt became an incubus that weighed heavily on the family.
C2 verb
inculcate
教え込む
Meaning
Instill an attitude, idea, or habit by persistent instruction; to teach and impress by frequent repetitions.
Example
Parents should inculcate good values in their children.
C2 verb
inculpate
非難する
Meaning
To blame or accuse someone of wrongdoing.
Example
The evidence seemed to inculpate the suspect in the crime.
C1 adjective
incumbent
義務的な
Meaning
necessary for (someone) as a duty or responsibility.
Example
It is incumbent upon all citizens to obey the law.
C1 verb
incur
負う
Meaning
To bring upon oneself something undesirable, usually as a result of actions.
Example
He incurred a fine for parking in the wrong place.
C1 noun
incursion
侵入
Meaning
A sudden attack or invasion into a place or territory.
Example
The army repelled the enemy incursion at the border.
C1 adjective
Indebted
借金がある; 感謝している
Meaning
owing money or gratitude to someone; obligated; grateful
Example
I am deeply indebted to my teacher for all her guidance.
C1 adjective
indecent
不品な
Meaning
not conforming to accepted standards of behavior or morality; improper or offensive
Example
He was warned for making an indecent remark during the meeting.
C1 noun
Indecision
優柔不断; 決断力の欠如; 迷い
Meaning
the inability to make decisions quickly; uncertainty about what to do
Example
Her indecision about which job offer to accept caused her to miss both opportunities.
C1 adjective
Indecisive
優柔不断な
Meaning
unable to make decisions quickly; hesitant; wavering
Example
She was indecisive about which university to attend.
C2 adjective
indecorous
不作法
Meaning
Not in keeping with good taste and propriety; improper.
Example
His indecorous behavior shocked the audience.
A2 adverb
indeed
実際に
Meaning
used to emphasize or confirm a statement
Example
It was a long journey indeed.
C2 adjective
indefatigable
疲れ知らず
Meaning
persisting tirelessly; incapable of being fatigued
Example
Her indefatigable spirit kept the team motivated during the long project.
C1 adjective
indefensible
弁護できない
Meaning
not able to be protected or justified
Example
The minister’s remarks were considered indefensible by the public.