Following are all the brainsick like words, in the list below.
UNHINGED
100% like brainsick
INSANE
100% like brainsick
DEMENTED
100% like brainsick
CRAZY
100% like brainsick
MAD
100% like brainsick
SICK
99.98% like brainsick
DISTRACTED
99.98% like brainsick
DISTURBED
99.97% like brainsick
UNBALANCED
99.92% like brainsick
MADBRAINED
33.44% like brainsick
LIGHT-HEADED
33.44% like brainsick
DISORDERED
33.44% like brainsick
DIZZY
33.44% like brainsick
BUBBLE-BRAINED
33.44% like brainsick
RATTLEHEADED
33.44% like brainsick
GIDDY
33.44% like brainsick
CRANK
33.44% like brainsick
OVERSICK
33.44% like brainsick
DISTRAUGHT
33.44% like brainsick
ADDLEHEADED
33.44% like brainsick
SICKLY
33.44% like brainsick
OUT OF ONE'S MIND
33.44% like brainsick
BLICKED
33.44% like brainsick
LIGHT
33.44% like brainsick
TURN-SICK
33.44% like brainsick
FEATHER-BRAINED
33.44% like brainsick
FEATHER-HEADED
33.44% like brainsick
DERANGED
33.44% like brainsick
OFF ONE'S HEAD
33.44% like brainsick
HYPPISH
33.44% like brainsick
FRANTIC
33.44% like brainsick
CRACKBRAINED
33.44% like brainsick
LUNATIC
33.44% like brainsick
DITHERY
33.44% like brainsick
KICKSY-WICKSY
33.44% like brainsick
BIRDBRAINED
33.44% like brainsick
OSCITANT
33.44% like brainsick
FEATHERPATED
33.44% like brainsick
WIFTY
33.44% like brainsick
FRENETIC
33.44% like brainsick
HYPPED
33.44% like brainsick
THOUGHTSICK
33.44% like brainsick
CARSICK
33.44% like brainsick
VAPOURISH
33.44% like brainsick
SOULSICK
33.44% like brainsick
FUZZY-HEADED
33.44% like brainsick
CRAZED
33.44% like brainsick
FLORID
33.44% like brainsick
GIDDYISH
33.44% like brainsick
NAUSEOUS
33.44% like brainsick
SILLY
33.44% like brainsick
PUZZLEHEADED
33.44% like brainsick
DROWSY
33.44% like brainsick
CRAPULOUS
33.44% like brainsick
ADDLED
33.44% like brainsick
DRUG-ADDLED
33.44% like brainsick
DELIRIOUS
33.44% like brainsick
HEADY
33.44% like brainsick
RATTLEPATED
33.44% like brainsick
PERTURBED
33.44% like brainsick
NOT RIGHT IN THE HEAD
33.44% like brainsick
GREENSICK
33.44% like brainsick
SICK TO ONE'S STOMACH
33.44% like brainsick
DIZZYISH
33.44% like brainsick
BRAINISH
33.44% like brainsick
SICK AS A DOG
33.44% like brainsick
DELICATE
33.44% like brainsick
WHOOPSY
33.44% like brainsick
OPHELIAN
33.44% like brainsick
HALF-CRACKED
33.44% like brainsick
SICK AS A PARROT
33.44% like brainsick
ARREPTITIOUS
33.44% like brainsick
UNDER THE WEATHER
33.44% like brainsick
LOVESICKLY
33.44% like brainsick
MAD AS A HATTER
33.44% like brainsick
LIVERISH
33.44% like brainsick
SICK AS A HORSE
33.44% like brainsick
BREATHLESS
33.44% like brainsick
CLOUD-HEADED
33.44% like brainsick
VERTIGINATE
33.44% like brainsick
ADDLEBRAINED
33.44% like brainsick
HYSTERICKY
33.44% like brainsick
ADDLEPATED
33.44% like brainsick
KECKLISH
33.44% like brainsick
MADDISH
33.44% like brainsick
MANICKY
33.44% like brainsick
HEARTSICK
33.44% like brainsick
SICK AS A CAT
33.44% like brainsick
HELTER-SKELTER
33.44% like brainsick
DISCONCERTED
33.44% like brainsick
FEW CARDS SHY OF A FULL DECK
33.44% like brainsick
AIRHEADED
33.44% like brainsick
SICK AND TIRED
33.44% like brainsick
NERVISH
33.44% like brainsick
OVERCARELESS
33.44% like brainsick
SLAPHAPPY
33.44% like brainsick
SICKENED
33.44% like brainsick
WESTY
33.44% like brainsick
MAWKISH
33.44% like brainsick
OVERFOOLISH
33.44% like brainsick