i-adjective
Describes sounds or speech that are hard to make out, often due to volume, clarity, or background noise.
後ろの席だと先生の声が聞きにくい。
It's hard to hear the teacher's voice from the back seats.
電話の音
The phone connection was bad, so it was difficult to hear what the other person was saying.
i-adjective
hesitating to ask; awkward to ask
Expresses reluctance to ask a question because it might be embarrassing, intrusive, or socially awkward.
給料のことはちょっと聞きにくい。
It's a bit awkward to ask about salary.
彼女に年齢を聞くのは聞きにくい。
It's awkward to ask her age.
i-adjective
unpleasant to hear; painful to listen to
Used when hearing something causes emotional discomfort, such as harsh criticism, bad news, or an unpleasant truth.
彼の愚痴は聞きにくい。
His complaints are unpleasant to listen to.
その話はあまりにも悲しくて聞きにくかった。
That story was so sad it was painful to hear.