光こう熱ねつ水すい費ひ

noun

utility costs (electricity, gas, water)

Refers specifically to combined costs for electricity (光熱) and water (水). Often used in household budgeting or rental contexts.

• 今こん月げつの光こう熱ねつ水すい費ひは先せん月げつより高たかくなった。

  This month's utility costs were higher than last month's.

• 家や賃ちんとは別べつに光こう熱ねつ水すい費ひがかかります。

  Utility costs are separate from the rent.