noun, noun or participle which takes 'suru'
becoming chronic; chronicity
Describes a condition or problem that becomes long-lasting or persistent. Often used with する to mean 'to become chronic'.
腰痛が慢性化して、毎日痛みに悩まされている。
My back pain has become chronic, and I suffer from it every day.
人手不足
In some industries, labor shortages have become chronic.