lunatic

About 1.21 uses per million words.

Meaning

1. noun An insane person.
2. adjective Crazed, mad, insane, demented.
3. adjective Relating to the Moon; lunar.
4. adjective Influenced or affected by the Moon.

Similar words

insane madman moonstruck maniac hothead harum-scarum madcap daredevil swashbuckler demented

Often followed by

asylum asylums fringe or and who is in to

Word family

lunatics