共稼ぎ
ともかせぎ · tomokasegi · JLPT N1 · noun
earning a living together
💰 共 (tomo) = together + 稼ぎ (kasegi) = earnings: both partners bring in income
共 means shared or together, and 稼ぎ means earnings or income from work. Put together, the word describes a household where both spouses earn a living.
共 — 两手 (廾) holding up an object
共 originally depicted two hands raised together, lifting or offering something jointly. The ancient form showed a vessel or object held up by paired hands, conveying shared action. From 'lifting together' it shifted to mean 'together,' 'common,' or 'share.'