heinous - horrible
Something ‘heinous’ is extremely evil or horrible, which is why the word is most frequently used in relation to a crime or immoral activity. It is derived from the French word for ‘hate’, so a good way to remember how to use it is to think of acts that would be considered hateful or inspired by hate. Commonly seen and heard in relation to the news.
I couldn’t bear to read the details of the case in the newspaper. It was an utterly heinous crime.
The heinousness of his actions are unforgivable. He has shown a reckless disregard for the welfare of others.
Reports that prisoners are being heinously tortured in the facility have led to mass calls for it to be closed down.