scrimpier
/ˈskrɪmpiər/Definitions
1. adjective
being or feeling stingy or unwilling to spend money
“She was known for being scrimpier with her finances, always looking for ways to save.”
2. comparative form of scrimp
comparing two things with respect to being stingy or unwilling to spend money
“He is scrimpier than his brother, who likes to splurge on luxuries.”