I think I'm going crazy

crazy

ˈkreɪzi/

informal

adjective

1. 1.

   mad, especially as manifested in wild or aggressive behaviour.

   "Stella went crazy and assaulted a visitor"

   synonyms:

   mad, insane, out of one's mind, deranged, demented, not in one's right mind, crazed, lunatic, unbalanced, unhinged,unstable, disturbed, distracted, mad as a hatter;

I think i'm going crazy 
I think i'm mad inside my head 
I think i'm driving myself insane 
I think i'm out of my fucking mind 
I think i'm a deranged timebomb
I think i'm suffering from dementia due to distress 
I think i'm not in the right mind
I think i'm crazed on my thoughts 
I think i'm a lunatic 
I think i'm mentally unbalance
I think i'm acting on my unhinged mind 
I think i'm unstable 
I think i'm a little bit disturbed 
I think i'm too distracted 
I think i'm mad as a hatter