skimp on (something)

Translations
экономить на (чём-то)
She tends to skimp on groceries to save money.
Она склонна экономить на продуктах, чтобы сэкономить деньги.
Definitions
To use less of something than is necessary or to spend less money on something than is appropriate, often resulting in a lower quality or inadequate outcome.
Words
skimp

verb
скупиться