肥(こ)える

こえる
verb (ichidan, intransitive)
to grow fat; to become fertile; to become refined
自動詞 intransitivechange
See also: 肥(こ)やす (transitive)
Conjugation
AffirmativeNegative
Present肥(こ)える肥(こ)えない
Present polite肥(こ)えます肥(こ)えません
Past肥(こ)えた肥(こ)えなかった
Past polite肥(こ)えました肥(こ)えませんでした
て form肥(こ)えて肥(こ)えなくて
ている present肥(こ)えている肥(こ)えていない
ている polite肥(こ)えています肥(こ)えていません
ている past肥(こ)えていた肥(こ)えていなかった
ている past polite肥(こ)えていました肥(こ)えていませんでした
Conditional ば肥(こ)えれば肥(こ)えなければ
Conditional たら肥(こ)えたら肥(こ)えなかったら
Volitional肥(こ)えよう—
Volitional polite肥(こ)えましょう—
Potential肥(こ)えられる肥(こ)えられない
Passive肥(こ)えられる肥(こ)えられない
Causative肥(こ)えさせる肥(こ)えさせない
Imperative肥(こ)えろ肥(こ)えるな
1. to grow fat; to become plump
To gain weight and become fat. Used for people and animals.
Bears fatten up in autumn to prepare for winter.
Well-fattened pigs were sent to market.
2. to become fertile; to become rich (of soil)
For land or soil to become nutrient-rich and productive.
Vegetables grown in rich soil are delicious.
This field has been enriched by years of composting.
3. to become refined; to become discerning
For one's eye, palate, or ear to develop refined taste through experience.
A person with a discerning eye can tell the genuine article.
I have a refined palate, so I can't be satisfied with cheap wine.

Transitivity

Intransitive ichidan verb. Pair: 肥(こ)やす (to fatten; to fertilize).

Common collocations

Similar words

For a person putting on weight, everyday Japanese says 太(ふと)る. 肥(こ)える in sense 1 is used mainly of animals and livestock; said of a person it sounds old-fashioned.

Watch out

超(こ)える (to exceed) and 越(こ)える (to cross over) are different words with the same reading.