chima-chima
Working on something in small, meticulous, somewhat tedious steps. Can imply pettiness or lack of boldness.
💡Doing intricate beadwork — 'She was working chima-chima on the tiny design.'
ちまちまと小さな字で書いている。
She's writing chima-chima in tiny letters.
Stop being so ___ with the budget and just enjoy yourself.
○○とケチくさいこと言わないで楽しもうよ。