1. an idle complaint
    • 愚痴っぽい
    • grumbling/grumbly/querulous ((about))
    • いつも人の仕事振りに愚痴を言う
    • She always 「complains to [grumbles at] people about their work.
  1. 愚痴をこぼすcomplain ((about));grumble ((about, over))
    • 妻は愚痴ひとつこぼさず母の面倒を見てくれました
    • My wife took care of my mother without a single complaint.