lasting quality; durability in use; going a long way
Describes something that lasts well under use, such as durable goods, or something that provides good value over time. Often used in phrases like 使いでがある (to be durable/long-lasting).
These shoes are durable and don't wear out easily.
This detergent works well with just a small amount, so it goes a long way.
長持ち is a noun or suru-verb meaning 'long-lasting', focusing on longevity, whereas 使いで highlights the practical benefit or efficiency gained from use.
Standard kanji spelling for this noun.
Alternate kanji spelling using 出; less common but seen.
Rare spelling using 遣; not recommended for learners.
Compound of 使い (tsukai, 'use') and 出 (de, 'result/effect'), literally 'the effect of using'. The exact historical derivation is uncertain, but the meaning is transparent from its components.