Level500
adjective (形容詞)
costly
費用のかかる、高価な、損失の大きい
💡 Usage & Nuance:
TOEICでは、コストや費用に関する文脈（Part 7のEメールや記事）で、支出が多いことや損失が大きい状況を表すのに使われます。
🔄 Paraphrase & Synonyms
expensive
high-priced
pricy
📝 Business Examples
Delaying the project further could prove costly for the company.
プロジェクトをさらに遅らせることは、会社にとって費用がかかる（損失が大きい）ことになりかねない。
Part 5 Practice Quiz
Verify your vocabulary strength for "costly"
The unexpected repairs to the machinery turned out to be quite _______, exceeding the initial budget.
🎉 正解 / Correct!
解説: 機械の予期せぬ修理は予算をオーバーしたため、「費用がかかる」が適切です。
English: The sentence indicates that repairs exceeded the budget, so 'costly' is the appropriate adjective.
English: The sentence indicates that repairs exceeded the budget, so 'costly' is the appropriate adjective.
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