The term "Pavliuk uprising" does not correspond to a widely recognized or established historical event in major encyclopedic sources, including academic databases and historical references related to Eastern European, Ukrainian, or Russian history.
Accurate information is not confirmed regarding any specific uprising by the name "Pavliuk uprising." It may potentially be a reference to a minor or localized event, a misspelling, or a conflation with other Cossack uprisings in the 17th century, such as those led by figures like Ivan Sulyma or Pavlo Pavliuk (also spelled Pavlyuk), a Cossack leader active in the 1630s.
If the term refers to Pavlo Pavliuk, it could allude to the 1637–1638 Cossack uprising against the Polish–Lithuanian Commonwealth, in which Pavliuk was a participant before being captured and executed. That revolt is sometimes referred to in historical literature as part of the broader wave of Cossack insurrections preceding the Khmelnytsky Uprising (1648). However, this event is not standardly titled the "Pavliuk uprising" in scholarly sources.
Due to the lack of standardized references, the term appears to lack sufficient documentation for encyclopedic treatment under this exact designation.