nice-nellyism or nice-Nel·ly·ism [nahys-nel-ee-iz-uh m]
1. excessive modesty; prudishness.
2. a euphemism: an evasive style of writing, full of circumlocutions and nice-nellyisms.
Origin: First recorded in 1935–40; nice nelly + -ism
Now YOU come up with a sentence (or fic? or graphic?) that best illustrates the word.
Three sentence ficathon prompt:
"Truth hurts, don't it?"