Unctuous

(adjective)

Meaning: Excessively ingratiating or flattering; oily.

Example: His unctuous compliments made everyone feel uneasy.

Synonyms: slippery, insincere, suave

Antonyms: genuine, blunt, straightforward

Vilify

(verb)

Meaning: To speak or write about in an abusively disparaging manner.

Example: The politician tried to vilify his opponent during the debate.

Synonyms: defame, malign, slander

Antonyms: praise, commend, honor

Wistful

(adjective)

Meaning: Having or showing a feeling of vague or regretful longing.

Example: She gazed wistfully at the old photographs.

Synonyms: reflective, nostalgic, yearning

Antonyms: indifferent, unconcerned, dispassionate

Yearn

(verb)

Meaning: To have an intense feeling of longing for something.

Example: He yearned for the days of his childhood.

Synonyms: crave, desire, long

Antonyms: disdain, reject, spurn

Zealot

(noun)

Meaning: A person who is fanatical and uncompromising in pursuit of their ideals.

Example: The zealot refused to consider any alternative viewpoints.

Synonyms: fanatic, extremist, radical

Antonyms: moderate, skeptic, rationalist