chōng​shù

make up numbers

充数 (充數) chōng​shù
make up numbers verb
to make up the number or fill places up to a required count, often implying the use of inferior items or people
serve as stopgap verb
to act as a temporary substitute or makeshift filler to meet an immediate need

Frequency

Movie subtitles
0.240 per million appears in 0% of films
Written text
0.291 per million

Sources

Definitions
CC-CEDICT