Select the most appropriate ANTONYM of the given word.

PLAUSIBLE

Unlikely

The correct answer is option 4. Unlikely.

The most appropriate antonym of the word plausible is unlikely.

• Plausible means "having a high probability of being true or reasonable."
• Unlikely means "not likely to happen or be true."
• Fantastic means "very good or impressive."
• Unmanageable means "difficult or impossible to control or deal with."
• Feasible means "possible to do or achieve."