Adjectives of Difficulty and Ambiguity

needing a lot of skill or effort to do

Learning to play the piano at a professional level is hard and requires years of practice.

needing a lot of work or skill to do, understand, or deal with

Solving complex mathematical equations can be difficult without a strong understanding of mathematical principles.

difficult to achieve or deal with

Climbing Mount Everest is tough due to its extreme altitude and unpredictable weather conditions.

progress or improvement in a particular area

The company's technological advance has been remarkable this year.

a person with a moderate level of skill or knowledge, falling between a beginner and an expert

The coach focused on helping the intermediates improve their techniques.

difficult to do or handle and requiring skill or caution

Driving in heavy traffic can be tricky, especially during rush hour.

requiring so much effort, mostly physical, that will cause exhaustion

The climb up the mountain was an arduous task for the hikers.

requiring great physical effort or energy

The strenuous hike drained their physical energy.

to ask something from someone in an urgent and forceful manner

The workers decided to demand higher wages and better working conditions during the negotiations.

to invite someone to compete or strongly suggest they should do something, often to test their abilities or encourage action

She challenges her colleagues to a friendly chess match every Friday.

presenting difficulties or concerns, often requiring careful consideration or attention

The weather conditions were problematic for the hikers trying to reach the summit.

not exactly known or expressed, often leading to confusion or ambiguity

It’s still unclear whether the event will be postponed due to the weather.

not clear or specific, lacking in detail or precision

The instructions given were vague, leaving room for interpretation.

not easily defined or understood due to a lack of clarity or precision

Her memory of the event was indistinct, making it difficult to recall specific details.

difficult to comprehend due to being vague or hidden

The obscure references in the text were difficult for most readers to understand.

unclear and not precisely stated or defined

The movie's ending was ambiguous, leaving the audience with more questions than answers.

suggesting something without directly stating it

His implicit approval was evident from the nod of his head.

difficult to catch or capture

The elusive fox darted through the underbrush, impossible to catch.

(of speech or written discourse) unclear or poorly organized in a way that is not comprehensible

His speech became increasingly incoherent as he grew more nervous.

difficult to understand or interpret

The author's choice of ending for the novel was enigmatic and sparked much debate.

to misunderstand or mistake a thing as something else or a person for someone else

She confused her coworker's instructions with those of her manager, leading to a mix-up in the project requirements.

to cause someone to feel puzzled, confused, or bewildered by something complex or difficult to understand

The intricate puzzle often perplexes even the most experienced solvers.

difficult to understand due to being complex or obscure

The professor's abstruse lecture on theoretical physics left many students bewildered, struggling to grasp the complex concepts.

having mysterious and puzzling characteristics

The cryptic message left on the desk contained clues to the whereabouts of the missing treasure.

vague and unclear, often used to describe ideas, concepts, or situations that are indistinct or hard to understand

The concept of happiness is often nebulous, varying from person to person.

difficult or impossible to comprehend or explain

The disappearance of the ancient civilization remains mysterious, as archaeologists continue to uncover clues but struggle to piece together the full story.

lacking clear definition or sharpness, appearing indistinct or blurry

His memory of the event was fuzzy, with only vague recollections remaining.