だれる

1. 1to become dull ; to become lifeless ; to grow listless ; to drag Translated by Jiyomi
2. 2to get bored ; to lose interest Translated by Jiyomi
3. 3to lose value after a peak (e.g. stock) ; to weaken (of the market) ; to slacken Translated by Jiyomi

Other writings and readings

JMdict entry 2064790. Source and licence.