1) Cracked 2) Crazed 3) Distempered 4) Disturbed 5) Insane 6) Mad 7) Manic 8) Unbalanced 9) Unhinged 1) Crazed 2) Disarranged 3) Disordered 4) Driven insane 5) Half-crazed 6) Insane 7) Not all there 8) Nuts 9) Psycho 10) Sick 
• (imp. & p. p.) of Derange • (a.) Disordered; especially, disordered in mind; crazy; insane.
De·ranged' adjective Disordered; especially, disordered in mind; crazy; insane. « The story of a poor deranged parish lad.» Lamb. 
insane. · disordered; disarranged.
driven insane