難(にく)いdifficult to ..., hard to ...

汚(きたな)い文字(もじ)は読(よ)み難(にく)いです。

Dirty or messy handwriting is hard to read. {difficult to ..., hard to ...}

画数(かくすう)の多(おお)い漢字(かんじ)はとても書(か)き難(にく)い。

Kanji with many strokes are very difficult to write. {difficult to ..., hard to ...}

目(め)が悪(わる)いので、メガネがないと文字(もじ)が見(み)難(にく)いのです。

Due to my poor eyesight, it's hard to read text without glasses. {difficult to ..., hard to ...}

職員(しょくいん)同士(どうし)が憎(にく)み合(あ)っている職場(しょくば)が働(はたら)き難(にく)いのは当然(とうぜん)のことです。

It's only natural that it's difficult to work in a workplace where the staff members hate each other. {difficult to ..., hard to ...}

性(せい)に関(かん)する悩(なや)みは何故(なぜ)か親(おや)には相談(そうだん)し難(にく)く、友達(ともだち)に頼(たよ)ってしまいます。

For some reason, it's hard to discuss concerns about sexuality with my parents, so I end up relying on my friends. {difficult to ..., hard to ...}