1. to change or be different; to make something different
2. to show differences when compared

Examples

• The weather can vary dramatically from day to day.
• Prices vary depending on the season.
• She likes to vary her exercise routine to stay motivated.
• The quality of the food varies from restaurant to restaurant.
• Test scores varied widely across different schools.
• The teacher varies her teaching methods to keep students engaged.
• His mood tends to vary throughout the day.