"Crack- brained, Nincompoop and Flummoxed" by Lukas Boyd

"Crack- brained"

found under 'Stupid" in the Thesaurus.
             Meaning:
Idiotic, nonsensical and imbecicilic.
             Text:
"He's crack-brained."

 "Nincompoop"

found under 'idiot' in the Thesaurus.

           Meaning:

"Fool, Moron or nitwit."

           Text:

"I'm a nincompoop!"

"Flummoxed"

found under 'confused' in the Thesaurus.
             Meaning:
 
Dazed, not with it and muddled.
          Text:
"Are you flummoxed?'

Combination of the words:

"We're all flummoxed because he's a nincompoop and she's crack-brained!"