chéng​zāi

to turn into a disaster

成灾 成災 chéng//zāi
to turn into a disaster
to result in a calamity; to cause disaster (often used as a resultative complement)
to reach plague proportions
to become an infestation or plague; to cause damage through overabundance or swarming (e.g. of pests)

Frequency

Movie subtitles
0.150 per million appears in 0% of films
Written text
1.09 per million

Sources