Piruit is not a widely recognized term in common knowledge or established fields. It could potentially be a misspelling or a specialized term in a niche area. If you meant "pyruit," it may refer to a specific concept or item in a particular context. Please provide more details for clarification.
They divided as shait, piruit, and shemu :)
communicatiThe Ancient Egyptian year begins in June, and there are three seasons. The firsst season is known at shait, or the season of inundation. From the middle of July through Octobor the waters of the nile rise, bringing with them the precious silt that makes the soil fertile.