powinienecie
Powinienecie is a nonstandard form occasionally found in informal Polish writing, especially in online texts. It is not recognized as a correct or normative variant in contemporary Polish grammar or in major dictionaries. Linguists and style guides typically describe it as an erroneous blend rather than a legitimate conjugation.
In standard Polish, the expression of obligation addressing a plural you is formed with the participle-style
Linguistic notes and usage observations indicate that should-be forms are sometimes produced by analogy with 2nd
See also: powinnien, powinniście, Polish grammar, Polish verbs, orthography.