How to say "abundant" in Japanese

Choosing the right word

豊かゆたかJLPT N3approx.Common
na-adjective, suffixCovers 'abundant' in the sense of rich or ample, often describing life, experience, harvests, or nature. It suggests fullness and richness rather than sheer quantity.
オーストラリアは天然てんねん資源しげんが豊ゆたかである。↗
Australia is rich in natural resources.
豊富ほうふJLPT N3approx.Common
na-adjective, nounCovers 'abundant' as plentiful supply, typically of knowledge, experience, goods, or resources. It emphasizes that there is a great amount available, often of something useful.
その国くには石油せきゆが豊富ほうふである。↗
Oil is abundant in that country.
潤沢じゅんたくCommon
na-adjective, nounCovers 'abundant' as ample and plentiful, usually of funds, resources, or supplies. It suggests an abundant amount that leaves nothing wanting, and carries an affluent nuance.
国庫こっこは資金しきんが潤沢じゅんたくである。↗
The government coffers are replete with funds.
おびただしいJLPT N1approx.Common
i-adjectiveReally means innumerable or a great many, so it fits 'abundant' only when immense numbers are meant, such as countless items. It is usually a marginal choice for this English word.
子供こどもに少すこし愛情あいじょうを注そそいで見み給たまえ、すると君きみにおびただしい愛情あいじょうが戻もどってくる。↗
Give a little love to a child, and you get a great deal back.

Use 「豊か」 or 豊富 for general abundance (rich vs. plentiful supply), 潤沢 for ample resources or funds, and 「おびただしい」 only for immense numbers of things.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents

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