swapping seats, (especially education) getting new seats, being assigned new seats

(software engineering) class diagram - A type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, and the relationships between the classes.

(education) class (group of students in a regularly scheduled meeting with a teacher) / class of things (typically products) sharing certain features / (programming, object-oriented programming) class

seat / meeting place; venue / position; status

(colloquial) tomorrow

a female given name

(polite) tomorrow / the near future

(rare) tomorrow

a female given name

(formal) tomorrow