klasa.

class (group, collection, category or set sharing characteristics or attributes)

grade, form (level of primary and secondary education)

grade, form (students in such a level)

class, classroom (room, often in a school, where classes take place)

class (subject of study in art education at a specific level)

class (social grouping)

class (group of entities distinguished because of the quality or level assigned to them in relation to other objects of the same type)

class (degree in a closed hierarchy of objects of the same type)

class (rank in the classification of organisms, below phylum and above order; a taxon of that rank)

class, grade, rank (type or level of sports competition)

class (category of seats in an airplane, train or other means of mass transportation)

class (admirable behavior; elegance)

class (set of objects having the same behavior (but typically differing in state), or a template defining such a set in terms of its common properties, functions, etc.)

class (collection of sets definable by a shared property)

class (degree of technical value of objects as assessed by experts)

hopscotch (child's game, in which a player, hopping on one foot, drives a stone from one compartment to another of a figure traced or scotched on the ground)

synonym of ocena (“grade, mark”)

wallball; suicide (game in which a ball is thrown against a wall with increasing difficulty)

class; circle (group of people with shared interests)

gymnasium, middle school

class (lesson)

grade (mark received in school determining how well one performed at a task)

first class (of high quality)

in a first class manner