What is peachka in a different language mean?

"Peachka" is not a common word in any language. It is possible that you meant a different word, or that "peachka" is a made-up word.

Could you please provide more context or information about where you encountered this word? For example, where did you see or hear it? What was the context of its use?

Knowing more about the word will help me understand its meaning and potentially find a translation for you.