* "Salud" (pronounced sah-LOOD) - This is the most common and informal way to say "bless you" in Spanish.
* "Dios te bendiga" (pronounced Dee-os teh ben-dee-gah) - This is a more formal and religious way to say "bless you," meaning "God bless you."
If you're seeing "blessy" in a specific context, it might be helpful to provide more information so I can understand its intended meaning.