経済|けいざいkeizai[1]atamadaka (head-high)
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- nouneconomy; economics
- nounfinance; (one's) finances; financial circumstances
- nounbeing economical; economy; thrift
- SynonymエコノミーNeutralLoanword meaning economy or thrift; mostly appears in compounds such as 「エコノミークラス」 rather than standing alone.
- Antonym不経済ふけいざいWrittenA written, formal word for the opposite of the thrift sense of 「経済」: being uneconomical, wasting time and money.
- Antonym浪費ろうひNeutralStandard word for the opposite of the thrift sense of 「経済」: wasteful, extravagant use of money or time, as in 「時間の浪費」.
For economic activity, 「経済」 is the default; it also covers thrift and value for money, as in 「経済的」. General saving is 「節約」. 「エコノミー」 is a loanword seen mostly in compounds, and waste is 「浪費」 or 「不経済」.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


