Vocabulary

1. FUNDAMENTAL :
Meaning : serving as a basis supporting existence or determining essential structure or function
Synonyms : basic, elemental Antonyms: advanced, final
Example : The large tumor and the damage from its treatment prevented him from being able to do one of the most fundamental things humans do.

2. SOPHISTRY :

Meaning : subtly deceptive reasoning or argumentation
Synonyms :  casuistry, fallacy
Antonyms :  honesty, truth
Example : Some complain soccer is a chintzy distraction from the sophistry of our ruling classes.

3. OBFUSCATE :
Meaning : to confuse
Synonyms :  befog, confuse
Antonyms :  clarify, befog
Example : She was criticized for using arguments that obfuscated the main issue.
4. OBDURATE :
Meaning : stubbornly persistent in wrongdoing
Synonyms : callous, stubborn
Antonyms :  humane, sensitive
Example : Union leaders remain obdurate that working conditions and pay improve.
5. INTENT :
Meaning : the fact that you want and plan to do something
Synonyms : aim, intention
Antonyms : irresolute, hesitant
Example : She was charged with possessing weapons with intent to endanger life.