podrcznika
Podrcznika is not a standard Polish word. In most contexts it appears as a misspelling or misrendering of the genitive singular podręcznika, which means "of the manual" or "of the handbook." The correct nominative form is podręcznik, and the genitive singular is podręcznika. There is no separate accepted meaning for podrcznika in standard Polish.
The form podrcznika can arise in several ways. It may result from removing diacritics in ASCII-only text,
Usage guidance: in formal writing, you should write podręcznika wherever the genitive singular is needed (for
Relation to related terms: podręcznik refers to a manual, textbook, or guide used for instruction. Related forms
In practice, podrcznika is best treated as a common misspelling rather than as a separate term, and