1. 1.NOXIOUS(ADJECTIVE): foul

Synonyms: toxic, pernicious         Antonyms: good, healthy

Example Sentence:

This perfume has a noxious smell.

 

2. DRACONIAN(ADJECTIVE): harsh

Synonyms: cruel, strict         Antonyms: contrite, pliable

Example Sentence:  

Adolf Hitler was a draconian leader.

3. PERSPICACIOUS (ADJECTIVE): wise, sharp

Synonyms: intelligent, astute               Antonyms: dull, unperceptive

Example Sentence:

This child has a perspicacious mind to solve the questions.

4. SPLURGY (ADJECTIVE): flamboyant

Synonyms: showy, dashing         Antonyms: plain, modest

Example Sentence:

The singer loves to wear splurgy suits while performing.

5.TIFF (NOUN): dispute

Synonyms: squabble, fight               Antonyms: accord, harmony

Example Sentence:

I want to be out of this tiff.

6. SUPERVENE(VERB): follow

Synonyms:  pursue, supersede       Antonyms: founder, precede

Example Sentence:

The federal court decision will supersede the decision of the lower court.

7. BESTOW(VERB): confer or present

Synonyms: confer, entrust         Antonyms: withhold, deprive

Example Sentence:

The principal will bestow the awards to the meritorious students.

8. GRIM(ADJECTIVE): depressing

Synonyms: gloomy, dark        Antonyms: cheerful, happy

Example Sentence: 

It was a grim night yesterday.

9. REINFORCE(VERB): strengthen or support

Synonyms: assist, augment               Antonyms: discourage, obstruct

Example Sentence:

The new policy will surely reinforce the law system.

10. UNWITTINGLY(ADVERB): not knowing; unaware

Synonyms: accidently, unintentionally         Antonyms: knowingly, purposefully

Example Sentence:

The little girl unwittingly let the sneaky kitten out the back door when she left for school.