boskiego
Boskiego is the genitive singular form of the Polish adjective boski, meaning divine, godlike, or celestial. It also appears as the accusative singular for masculine animate nouns, and, in general, follows the standard Polish declension of adjectives. The feminine genitive singular is boskiej, the neuter nominative singular is boskie, and other cases use corresponding forms of the adjective.
In usage, boskiego functions as a modifier that denotes origin, quality, or relation to the divine. It
Boskiego can also appear in reference to proper names, where it may be the genitive singular form
Etymology traces boski to bóg, the Polish word for God, with the suffix -ski forming an adjective
Overall, boskiego is a grammatical inflection used in standard Polish to express genitive (and related) relationships