倦怠(けんたい)

weariness; ennui

倦怠感(けんたいかん)

feeling of fatigue; sense of weariness

倦怠期(けんたいき)

period of boredom in a relationship

倦厭(けんえん)

dislike; aversion

思(おも)い倦(あぐ)ねる

be at a loss; rack one's brains

倦(う)み疲(つか)れる

to become tired and weary

倦(う)み果(は)てる

to become completely weary

倦怠期(けんたいき)に陥(おちい)った夫婦(ふうふ)は、互(たが)いに距離(きょり)を置(お)くより対話(たいわ)を重(かさ)ねるべきだ。

Couples who have fallen into a period of stagnation should engage in more dialogue rather than distance themselves from each other.

長時間(ちょうじかん)の単調(たんちょう)な作業(さぎょう)で、倦怠感(けんたいかん)が募(つの)った。

After hours of monotonous work, a feeling of fatigue intensified.