This is the 5875th most frequent Japanese word.
ぼやく
To grumble or complain.
In this sentence, 'ぼやく' is used to express dissatisfaction or complaints related to an external situation, showing a reactive context.
彼は仕事の多さについてぼやいていた。
He was grumbling about the volume of work.
Here, 'ぼやく' reflects personal frustration or annoyance, often occurring spontaneously.
友人がまた約束を忘れたので、思わずぼやいてしまった。
I inadvertently complained when my friend forgot the promise again.
The word 'ぼやく' demonstrates a casual expression of dissatisfaction or discomfort related to changes or personal feelings.