Select the option that can be used as a one-word substitute for the given group of words.

Certain to happen

Inevitable

The word that can be used as a one-word substitute for the given group of words "certain to happen" is inevitable.

• Ineffective means not having the desired or intended effect.
• Unexpected means not expected or anticipated.
• Avoidable means able to be avoided or prevented.

Inevitable means certain to happen; unavoidable. Something that is inevitable is bound to happen, regardless of what anyone does to try to prevent it.