Select the word that is opposite in meaning (ANTONYM) to the word given below.

Sinister

Propitious

The word that is opposite in meaning to sinister is propitious.

• Sinister means "having a threatening or evil appearance or character."
• Propitious means "favorable or auspicious."

So, the opposite of something being sinister would be for it to be propitious, or to be favorable or auspicious.

The other words do not have opposite meanings to sinister.

• Ominous means "suggesting or threatening evil or misfortune."
• Baleful means "extremely harmful or destructive."
• Foreboding means "a feeling of unease or apprehension about the future."