Choose the word that is opposite in meaning to the given word. Sane

The word that is opposite in meaning to the word sane is paranoid.

• Sane means "of sound mind; mentally healthy."
• Paranoid means "having or showing a systematized set of irrational beliefs, typically as a symptom of mental illness."

The other words do not have the opposite meaning of "sane."

• Reposeful means "calm and peaceful."
• Stoical means "showing or having a calm acceptance of difficult or painful circumstances."
• Halcyon means "calm, peaceful, and prosperous."