Daffy

Now I'm hungry as a Rocky Mountain lion so come, let's go and get this poor, daffy, tealess widow and wine and dine with her and make it all up.

"You've gone so plum daffy you are forgetting your dinner," jeered her mother.

He was daffy about her and she could twist him around her little finger.

1837-39, Charles Dickens, Oliver Twist “Do you give the children Daffy, Mrs. Mann?” inquired Bumble, following with his eyes the interesting process of mixing.

[…] he failed repeatedly until he took over his famous house in Haymarket, where for many years, surrounded by such admirers as Byron, Tom Moore and Hazlitt, he smoked his yard of clay, drained his glass of 'daffy', and […]

Within Castle Tavern, at Holborn, Charles Perth and Lord Lucan were drowning their disparate sorrows in a glass of daffy.

The name Daffy stuck, and to make it worse, Tony added "Duck" as an afterthought. For weeks, he led all the other kids in a chorus of quacks whenever Daphne appeared, but she ignored them.

"Call me Daffy," Daffodil interrupted with a demure smile.