CEFR Level
Not able to be turned aside or diverted.
"The judge's indivertible attention was on the case."
To teach someone to fully accept a set of beliefs or ideas without question.
"The regime tried to indoctrinate the youth with propaganda."
Impossible to subdue or defeat.
"She had an indomitable spirit that inspired everyone."
Impossible to doubt; unquestionable.
"It is indubitable that hard work leads to success."
Without a doubt; certainly.
"She is indubitably the best candidate for the job."
Not producing any or the desired effect; ineffective.
"The treatment was inefficacious in curing the disease."
Impossible to avoid or escape; inevitable.
"Death is an ineluctable part of human existence."
Not fair or just; lacking in fairness or equality.
"The distribution of resources was inequitable among the workers."
not necessary or important; not essential
"The report removes all inessential details to stay focused."
Too great or valuable to be measured or estimated.
"Her contribution to the project was of inestimable value."
Impossible to stop or prevent; relentless.
"The inexorable rise of technology is changing every aspect of life."
This appears to be a corrupted or concatenated form; interpreted as 'inexorable army' — an unstoppable or relentless force.
"The rebels feared the inexorable army approaching their stronghold."
Not advisable, suitable, or practical in the circumstances.
"It would be inexpedient to invest without proper research."
Too strong or extreme to be expressed in words.
"She felt inexpressible joy at the news of her success."
Not capable of being stretched or extended.
"This rope is made of an inextensible material."
Impossible to separate or escape from.
"The two friends shared an inextricable bond."
Not possible to do easily or conveniently; impracticable.
"Restoring the forest may become infeasible if destruction continues."
not suitable or well chosen; awkward or unfortunate
"His infelicitous remark ruined the atmosphere of the meeting."
Extremely small in size or amount; so tiny as to be almost negligible.
"The error was so infinitesimal that it didn’t affect the results."
A violation or breach of a rule, law, or agreement.
"The student was punished for a minor infraction of the school rules."
The state of occurring rarely or at long intervals.
"The infrequence of their meetings made it hard to maintain close ties."
Causing shame or disgrace; not bringing honor or glory.
"The army suffered an inglorious defeat."
To gain favor or approval by deliberate effort, often in a flattering way.
"She tried to ingratiate herself with her boss by complimenting him often."
Charming or flattering in a way intended to gain favor.
"His ingratiating smile made everyone trust him quickly."
Lack of gratitude; failure to show thanks or appreciation.
"His ingratitude hurt her feelings after all she had done for him."
lacking harmony; discordant in sound; not in tune
"The inharmonious sounds from the broken piano made everyone cover their ears."
so good or unusual as to be impossible to copy; unique
"Her inimitable style made her stand out in the fashion industry."
grossly unfair and morally wrong
"Slavery was one of the most iniquitous practices in history."