This is the 4372nd most frequent Polish word.
głębokiego
The Polish word "głębokiego" means "deep" (genitive or accusative singular masculine/neuter form).
referring to an emotive or atmospheric depth
Po burzy zapadł spokój głębokiego wieczoru.
After the storm, the calm of a profound evening set in.
referring to depth in an intellectual or conceptual context
Jestem studentką głębokiego analizowania literatury.
I am a student of in-depth literary analysis.
indicating depth in a physical or descriptive sense