Ielts vocabulary Masterclass book + ielts listening & Reading Dictionary: Dominate Proficiency Level Vocabulary for ielts listening, Reading, Writing & Speaking

Ineluctable:
MEANING: Inescapable, unable to be avoided
SENTENCE: Two ineluctable facts of life are death and taxes.
Inert:
MEANING: Not able to move; inactive
SENTENCE: The story was inert and careless, as if the author was writing
half-asleep.
Inexorable:
MEANING: Continuing without any possibility of being
stopped
SENTENCE: Technology moves inexorably towards a digital future.
Inherent:
MEANING: Existing as a permanent, essential quality
SENTENCE: New research seems to support the idea that humans have an
inherent sense of fairness – even babies become upset at equal and unequal
distributions of food.

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Innocuous:
MEANING: Harmless, inoffensive
SENTENCE: The journalist asked a couple of innocuous questions at the
press conference.
Insatiable:
MEANING: Unable to be satisfied, physically and spiritually
SENTENCE: She has an insatiable desire to learn the English language.
Inscrutability:
MEANING: The quality of being impossible to investigate
SENTENCE: There is a certain inscrutability of the future.
Insensible:
MEANING: Barely able to be perceived; incapable of
sensation
SENTENCE: There was an insensible change in his temperature.
Insinuate:
MEANING: Hint at something negative; become involved in a
subtle way
SENTENCE: He insinuated himself into the conversation of the people at
the nearby table.
Insipid:
MEANING: Lacking flavour, weak or tasteless
SENTENCE: The first band to play at the concert was a little insipid.
Insularity:
MEANING: The quality of being isolated or detached
SENTENCE: The 1950s were a decade of conservatism and insularity.
Intractable:
MEANING: Difficult to manage or mould
SENTENCE: The kindergarten kids were intractable and the teacher grew
frustrated.

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Intransigence:
MEANING: Unwillingness to change one' beliefs;
stubbornness
SENTENCE: Despite many calls for mercy, the judge remained
intransigent, citing strict legal precedence.