lunatic — a person who is mentally ill (old-fashioned and offensive); a person who behaves in a very strange, foolish, or dangerous way
Part of speech: NOUN
Definition: a person who is mentally ill (old-fashioned and offensive); a person who behaves in a very strange, foolish, or dangerous way
Pronunciation (IPA): /ˈluːnətɪk/
Example Sentences
- My neighbor is a complete lunatic - he mows his lawn at 3 AM while singing opera!
- The politician's lunatic proposal to build a bridge to the moon was rejected unanimously.
- She called him a lunatic for trying to teach his goldfish to play chess.
lunatic
NOUN[/ˈluːnətɪk/]
a person who is mentally ill (old-fashioned and offensive); a person who behaves in a very strange, foolish, or dangerous way

The lunatic in the asylum courtyard howls at the moon every single night.

The lunatic's magnetic experiment turns dramatic!
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🎤Pronunciation
🌳Etymology
Origin
The word derives from Latin luna, meaning 'moon.' In ancient times, people believed that the moon's phases influenced mental states, leading to the formation of this term to describe someone supposedly affected by lunar influence.
Breakdown
luna (moon) + -tic (adjective suffix) = moon-affected or moon-influenced
🎵Rhyme
🔗Collocations
📝Examples
“My neighbor is a complete lunatic - he mows his lawn at 3 AM while singing opera!”
“The politician's lunatic proposal to build a bridge to the moon was rejected unanimously.”
“She called him a lunatic for trying to teach his goldfish to play chess.”
“The security guard described the intruder as 'some lunatic wearing a banana costume.'”
📚Related Words
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