1. comparative form of untidy; more messy or disorganized

Examples

• Her room became even untidier after the sleepover.
• The garage looks untidier than it did last week.
• His handwriting is untidier than his sister’s.
• The kitchen gets untidier every time he cooks.
• The desk drawer became untidier with each passing day.
• My hair looks untidier in humid weather.