lunatic
Translation
lunatic, crazy person, maniac
Examples
He drives like a lunatic.
He drives like a lunatic.
Only a lunatic would attempt that.
Only a lunatic would attempt that.
Grammar Patterns
a/the lunatic a person who behaves in a crazy or dangerous way He was shouting like a lunatic.
Similar Words
Synonyms: madman, maniac, psycho (Note: these can be informal and offensive)
Etymology
From Latin 'lunaticus' (moon-struck), from 'luna' (moon). It was once believed that madness was caused by the phases of the moon.
Memory Tips
Picture someone acting crazily under a full moon ('luna') to remember the word.