The term "age groups" can be replaced with various synonyms that have similar meanings. One alternative phrase is "generational cohorts," which reflects the idea that different age groups may have grown up with distinct social, economic, and cultural experiences. Another option is "demographic segments," which refers to how age can be one of many factors contributing to a person's identity and consumer behavior. "Life stages" is a phrase that highlights how age can also be a marker of significant developmental milestones and shifts in priorities and concerns. Finally, "age brackets" is a simple substitute that effectively communicates the concept of grouping people based on their age ranges.