Someone who is out of his mind:
| CRAZY | 575 |
| INSANE | 197 |
| NUTS | 194 |
| OFF HIS ROCKER | 109 |
| LOONY | 44 |
| LUNATIC | 36 |
| CUCKOO | 35 |
| NUT | 28 |
| LOCO | 24 |
| MAD | 20 |
| NUTTY | 20 |
| GOOFY | 16 |
| MENTALLY ILL | 16 |
| MANIAC | 15 |
| IDIOT | 14 |
| BATTY | 13 |
| LOST HIS MARBLES | 13 |
| CRACKED | 12 |
| NR | 12 |
| DEMENTED | 10 |
| CRACKED UP | 8 |
| NUTTY AS A FRUITCAKE | 8 |
| PSYCHO | 8 |
| DERANGED | 7 |
| LOST HIS MIND | 7 |
| MAD AS A HATTER | 7 |
| CRAZY AS A LOON | 6 |
| GONE | 6 |
| OFF HIS BEAM | 6 |
| OFF HIS TROLLEY | 6 |
| UNBALANCED | 6 |
| WAY OUT | 6 |
| BATS IN HIS BELFRY | 5 |
| OFF HIS NUT | 5 |
| SCREWBALL | 5 |
| WACKY | 5 |
| BUGGY | 4 |
| MENTAL CASE | 4 |
| NITWIT | 4 |
| NOT ALL THERE | 4 |
| OFF THE BEAM | 4 |
| OUT OF HIS HEAD | 4 |
| SCREWY | 4 |
| SICK | 4 |
| BERSERK | 3 |
| CRACKPOT | 3 |
| CRAZIER THAN A BEDBUG | 3 |
| DAFFY | 3 |
| FLIPPED | 3 |
| GONE HAYWIRE | 3 |
| MENTAL PATIENT | 3 |
| MENTALLY UNBALANCED | 3 |
| OFF BALANCE | 3 |
| OFF BASE | 3 |
| OUT TO LUNCH | 3 |
| PSYCHOTIC | 3 |
| RETARDED | 3 |
| BATS IN THE BELFRY | 2 |
| BUGS | 2 |
| CRAZY AS A BEDBUG | 2 |
| DISTURBED | 2 |
| FOOLISH | 2 |
| FRUITCAKE | 2 |
| FRUITY | 2 |
| GONE BERSERK | 2 |
| GONE NUTS | 2 |
| GOT A LOOSE SCREW | 2 |
| LITTLE OFF | 2 |
| MADMAN | 2 |
| MENTAL | 2 |
| MENTALLY INCOMPETENT | 2 |
| NUTTIER THAN A FRUITCAKE | 2 |
| OFF HIS BEAN | 2 |
| OFF HIS NOGGIN | 2 |
| OUT OF HIS MIND | 2 |
| OUT OF HIS TREE | 2 |
| OUT OF IT | 2 |
| SENILE | 2 |
| SHOULD BE ON BULL STREET | 2 |
| SIMPLE | 2 |
| SLIPPED | 2 |
| SLIPPING | 2 |
| TETCHED IN THE HEAD | 2 |
| TOUCHED | 2 |
| WAY OFF | 2 |
| ADDLED | 1 |
| AIN’T NOTHIN’ UPSTAIRS | 1 |
| ALL GONE | 1 |
| ALL HAYWIRE | 1 |
| ALL MIXED UP | 1 |
| AROUND THE BEND | 1 |
| BALMY | 1 |
| BANANAS | 1 |
| BATS | 1 |
| BEFUDDLED | 1 |
| BESIDE HIMSELF | 1 |
| BEYOND NORMAL | 1 |
| BEYOND THE PALE | 1 |
| BLEW HIS STACK | 1 |
| BRAINS DON’T FUNCTION | 1 |
| BUGGY AS A BEDBUG | 1 |
| BUGHOUSE | 1 |
| BULL STREET BOUND | 1 |
| COMPLETE GOOF | 1 |
| COMPLETELY SQUIRRELY | 1 |
| CRACKED IN THE HEAD | 1 |
| CRACKERS | 1 |
| CRAZED | 1 |
| CRAZY AS A BAT | 1 |
| CRAZY AS A JUNE BUG | 1 |
| CRAZY AS HELL | 1 |
| CRAZY PERSON | 1 |
| CRIPPLED IN THE MIND | 1 |
| CROCK | 1 |
| CROCKED | 1 |
| DAFT | 1 |
| DEFINITELY GONE | 1 |
| DELIRIOUS | 1 |
| DING-A-LING | 1 |
| DIPPY | 1 |
| DOESN’T HAVE HIS MARBLES | 1 |
| DUMB AS AN OX | 1 |
| ESCAPED FROM BULL STREET | 1 |
| FANATIC | 1 |
| FAR GONE | 1 |
| FAR OUT | 1 |
| FEEBLE-MINDED | 1 |
| FLIPPED OUT | 1 |
| FOOL | 1 |
| FROM A NUT FACTORY | 1 |
| GA-GA | 1 |
| GANS FERIKE | 1 |
| GASSED | 1 |
| GONE BALMY | 1 |
| GONE BATTY | 1 |
| GONE CRAZY | 1 |
| GONE NUTTY | 1 |
| GONE OFF HIS ROCKER | 1 |
| GONE OFF THE DEEP END | 1 |
| GOOD SUBJECT FOR AN INSTITUTION | 1 |
| GOOF | 1 |
| GOT A SCREW LOOSE | 1 |
| HALF-WIT | 1 |
| HAS A FEW LOOSE BOLTS | 1 |
| HAS A FEW LOOSE NUTS | 1 |
| HAS A SCREW LOOSE | 1 |
| HASN’T ALL HIS BUTTONS | 1 |
| HASN’T GOT ALL HIS BUTTONS | 1 |
| HASN’T GOT ALL HIS MARBLES | 1 |
| HASN’T GOT ‘EM ALL | 1 |
| HAYWIRE | 1 |
| HEADED FOR THE SILO | 1 |
| HIS BREAD AIN’T DONE | 1 |
| HOLES IN HIS HEAD | 1 |
| HUMDINGER | 1 |
| IMBECILE | 1 |
| IN A WORLD ALL OF HIS OWN | 1 |
| IRRATIONAL | 1 |
| IS OUT IN THE ZONE | 1 |
| JUST NOT RIGHT | 1 |
| KIND OF RETARDED | 1 |
| KOOK | 1 |
| KOOKED | 1 |
| KOOKY | 1 |
| LEETLE TETCHED | 1 |
| LITTLE BIT LOOSE UPSTAIRS | 1 |
| LITTLE MENTAL | 1 |
| LITTLE SQUIRRELY | 1 |
| LOONY AS A JAYBIRD | 1 |
| LOONYTOON | 1 |
| LOOSE | 1 |
| LOSING HIS MARBLES | 1 |
| LOST ALL HIS BUTTONS | 1 |
| LOST ALL HIS MARBLES | 1 |
| LOST HIS BEANS | 1 |
| LOST HIS BUTTONS | 1 |
| LOST HIS COOL | 1 |
| LOST HIS MEMORY | 1 |
| LOST HIS TAW | 1 |
| LOST HIS WITS | 1 |
| LULU | 1 |
| LUNAR | 1 |
| MAD AS A MARCH HARE | 1 |
| MENTALLY | 1 |
| MENTALLY DEFICIENT | 1 |
| MENTALLY DERANGED | 1 |
| MENTALLY DISTURBED | 1 |
| MENTALLY IMPAIRED | 1 |
| MENTALLY OFF | 1 |
| MENTALLY RETARDED | 1 |
| MESSED UP | 1 |
| MORGANTOWN | 1 |
| MORON | 1 |
| NON COMPOS | 1 |
| NON COMPOS MENTIS | 1 |
| NOT AT HISSELF | 1 |
| NOT QUITE RIGHT | 1 |
| NOT WITH IT ANYMORE | 1 |
| NOTHING UPSTAIRS | 1 |
| NUMBSKULL | 1 |
| NUT WITH A CAPITAL N | 1 |
| NUT-HEAD | 1 |
| NUTTY AS A PEACH ORCHARD | 1 |
| NUTTY AS A PET COON | 1 |
| ODD | 1 |
| OFF | 1 |
| OFF CENTER | 1 |
| OFF HIS BASE | 1 |
| OFF HIS BLOCK | 1 |
| OFF HIS HAPPER | 1 |
| OFF HIS NEST | 1 |
| OFF HIS NOODLER | 1 |
| OFF HIS ROCKERS | 1 |
| OFF IN THE NOODLE | 1 |
| OFF IN THE PUCKERBRUSH | 1 |
| OFF IN THE UPPER STORY | 1 |
| OFF OF THE BEAM | 1 |
| OFF THE HIGH END | 1 |
| ON ANOTHER BRANCH | 1 |
| OUGHT A BE IN TRENTON | 1 |
| OUT IN LEFT FIELD | 1 |
| OUT OF HIS BOX | 1 |
| OUT OF HIS COTTON-PICKIN’ WITS | 1 |
| OVER THE HILL | 1 |
| PECULIAR | 1 |
| PLUMB CRAZY | 1 |
| PLUMB OUT OF HIS MIND | 1 |
| POLITICIAN | 1 |
| POSSESSED | 1 |
| PSYCHIATRIC PATIENT | 1 |
| PUPULE | 1 |
| QUACK | 1 |
| QUEER | 1 |
| QUEER DUCK | 1 |
| RABID | 1 |
| RAVIN’ MANIAC | 1 |
| READY FOR NEWBERRY | 1 |
| READY FOR THE BUGHOUSE | 1 |
| READY FOR THE NUTHOUSE | 1 |
| REALLY CRACKED | 1 |
| REALLY MIXED UP | 1 |
| REALLY OFF | 1 |
| RUN AMUCK | 1 |
| SCREWED UP | 1 |
| SENSELESS | 1 |
| SICK IN THE HEAD | 1 |
| SILLY | 1 |
| SIMPLE-MINDED | 1 |
| SLIGHTLY BEWITCHED | 1 |
| SPOOKY | 1 |
| SQUIRRELLY | 1 |
| STARK RAVING MAD | 1 |
| STONE CRAZY | 1 |
| TAKE HIM TO THE FUNNY FARM | 1 |
| TETCHED | 1 |
| TOOK TO THE NUTHOUSE | 1 |
| TOUCHED IN THE HEAD | 1 |
| VERY NERVOUS | 1 |
| VERY WAY OUT | 1 |
| WAY OUT IN LEFT FIELD | 1 |
| WAY OUT YONDER | 1 |
| WEAK-HEADED | 1 |
| WEIRD | 1 |
| WILD MAN | 1 |
| YOU’VE GOT TO BE KIDDING | 1 |
| ZANY | 1 |
DARE Data Summary by Dictionary of American Regional English (DARE) is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.