His dehortation against gambling fell on deaf ears.

The dehortations of the parents were ignored by the rebellious teenagers.

I dehort my friend from smoking.

She is dehorting him from taking unnecessary risks.

He dehorted them from taking unnecessary risks.

I dehorts him from pursuing a career in acting.

He was known as a dehorter, always discouraging others from taking risks.

His dehortative words convinced me not to take the risk.

The dehorters gathered to discuss their concerns.