Blessundheit 

Combines bless you and gesundheit to form the ultimate response to someone sneezing.

Person 1: Aaachoooooo
Person 2: Blessundheit
Person 1: Why thank you, that is both a polite and culturally appropriate response!

Blessundheit by Jonson and friends September 25, 2013

Blesundheit 

When you can't decide whether to say bless you or gesundheit.

"(Sneeze)"
"Blesundheit"

Blesundheit by KarlReemus September 30, 2014