Synonym of the word 'Cajole'

The word 'Cajole' means to persuade someone by flattery or gentle urging.
Let's analyze each option:
Option A: 'Coax' means to persuade gently, often with patience or charm. This matches the meaning of 'Cajole'.
Option B: 'Evince' means to show or display a quality or feeling. This is unrelated to persuasion.
Option C: 'Congratulate' means to express praise or approval. This does not involve persuasion.
Option D: 'Clarify' means to make something clear. This is about communication, not influence.
Therefore, the correct synonym is 'Coax'.