Vocab building #17

1. Abstruse - Difficult to understand; obscure.
Synonyms: Complex, puzzling, enigmatic.
Antonyms: Clear, simple, obvious.

Example: The professor’s lecture on quantum mechanics was so abstruse that most of the students were left confused.

2. Cogent - (Of an argument or case) clear, logical, and convincing.
Synonyms: Persuasive, compelling, convincing.
Antonyms: Weak, unconvincing, ineffective.

Example: Her cogent arguments in favor of the policy won over many skeptics.

3. Effulgent - Shining brightly; radiant.
Synonyms: Radiant, dazzling, brilliant.
Antonyms: Dull, dim, lackluster.

Example: The effulgent glow of the sunrise filled the sky with a golden light.

4. Ineluctable - Unable to be resisted or avoided; inescapable.
Synonyms: Inevitable, unavoidable, certain.
Antonyms: Avoidable, escapable, preventable.

Example: The ineluctable truth is that we all age and must eventually face our mortality.

5. Recalcitrant - Having an obstinately uncooperative attitude toward authority or discipline.
Synonyms: Defiant, rebellious, unruly.
Antonyms: Compliant, obedient, cooperative.

Example: The recalcitrant child refused to follow any of the classroom rules, causing frustration for the teacher.