1. comparative form of petty; more concerned with trivial matters or showing less generosity
Usage: comparative form

Examples

• Her complaints became pettier as the day went on.
• The argument grew pettier with each exchange.
• He was pettier than his brother when it came to sharing.
• The office politics seemed pettier after the promotion.
• She found herself being pettier about small inconveniences.
• The dispute became pettier as both sides refused to compromise.