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Difficulty and Challenge Vocabulary Set in Level C2: Full and Detailed List

The 'Difficulty and Challenge' vocabulary set in 'Level C2' is carefully selected from standard international textbook sources, helping you master vocabulary in a short time. Comprehensive compilation of definitions, illustrative examples, and standard pronunciation...

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knotty

/ˈnɑː.t̬i/

Example:

The old tree had a thick, knotty trunk.

byzantine

/ˈbɪz.ən.tiːn/

Example:

The church features stunning Byzantine mosaics.

inscrutable

/ɪnˈskruː.t̬ə.bəl/

Example:

He had an inscrutable expression on his face, giving away no clues.

muddled

/ˈmʌd.əld/

Example:

His thoughts were all muddled after the long journey.

unfathomable

/ʌnˈfæð.ə.mə.bəl/

Example:

The depths of the ocean are still largely unfathomable.

abstruse

/æbˈstruːs/

Example:

The philosopher's writings were too abstruse for the average reader.

enigmatic

/ˌen.ɪɡˈmæt̬.ɪk/

Example:

The artist's enigmatic smile left everyone wondering about its meaning.

impenetrable

/ɪmˈpen.ə.trə.bəl/

Example:

The fortress had an impenetrable defense system.

labyrinthine

/ˌlæb.əˈrɪn.θaɪn/

Example:

The old city had labyrinthine alleys that were easy to get lost in.

recondite

/ˈrek.ən.daɪt/

Example:

He was known for his recondite knowledge of ancient languages.

idiot-proof

/ˈɪd.i.ət.pruːf/

Example:

The new software has an idiot-proof interface.

grueling

/ˈɡruː.ə.lɪŋ/

Example:

The marathon was a grueling test of endurance.

daunting

/ˈdɑːn.t̬ɪŋ/

Example:

The task of writing a whole novel is daunting.

Sisyphean

/ˌsɪs.ɪˈfiː.ən/

Example:

The bureaucratic process felt like a Sisyphean task, with no end in sight.

Herculean

/ˌhɝː.kjuˈliː.ən/

Example:

Moving that piano was a Herculean task.

draining

/ˈdreɪ.nɪŋ/

Example:

The long meeting was incredibly draining.

thorny

/ˈθɔːr.ni/

Example:

The rose bush had many thorny stems.

painstaking

/ˈpeɪnzˌteɪ.kɪŋ/

Example:

The artist made a painstaking effort to capture every detail.

onerous

/ˈɑː.nɚ.əs/

Example:

The new regulations impose onerous burdens on small businesses.

convoluted

/ˈkɑːn.və.luː.t̬ɪd/

Example:

The plot of the movie was so convoluted that I lost track of what was happening.

exacting

/ɪɡˈzæk.tɪŋ/

Example:

The work was physically exacting.

hard-won

/ˈhɑːrdˌwʌn/

Example:

It was a hard-won victory for the team.

uphill

/ˌʌpˈhɪl/

Example:

The road goes steeply uphill.

wearisome

/ˈwɪr.i.səm/

Example:

The long, repetitive task was quite wearisome.

surmount

/sɚˈmaʊnt/

Example:

They managed to surmount all the obstacles in their path.

outsmart

/ˌaʊtˈsmɑːrt/

Example:

The detective managed to outsmart the criminal.

brave

/breɪv/

Example:

The brave firefighter rescued the child from the burning building.

cinch

/sɪntʃ/

Example:

Learning to ride a bike was a cinch for him.
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