noun
housework; domestic chores
Everyday cleaning, cooking, laundry, and other routine tasks done to maintain a household.
毎日、家事に追われている。
I'm swamped with housework every day.
夫婦で家事を分担している。
The couple shares the housework.
noun
family affairs; household matters
Broader matters concerning a family or household, such as finances, legal issues, or internal decisions, not limited to physical chores.
家事都合で休みを取った。
I took a day off for family reasons.
家事のことで相談がある。
I have something to discuss about a family matter.
Compound of 家 (house, family) and 事 (matter, thing). The reading かじ is the standard on'yomi combination.