The most appropriate antonym for the word CESSATION is Perpetuation.

• CESSATION means the process of being brought to an end or stopping.

• Perpetuation means the act of continuing something indefinitely or preserving it from oblivion.

Analysis of Options

• Intermission: A pause or break; a temporary stopping. This is more of a synonym for a temporary cessation, not an antonym.

• Hindrance: A thing that provides resistance, delay, or obstruction to something or someone. This is unrelated in meaning.

• Exaggeration: A statement that represents something as better or worse than it really is. This is unrelated in meaning.

• Perpetuation: The act of making something continue indefinitely. This is the direct opposite of an ending or stopping (cessation).