ばかりに
文法の解説は英語です。
用法
Simply because of A something bad B happened
V / い / な な / N である) ばかりに
例文
お金がないばかりに、今度の旅行に行けなかった
I wasn't able to go on this trip since I don't have any money
ホラー映画を見たばかりに、怖くてなかなか寝られない
I watched a horror movie, which was really scary and now I can't seem to fall asleep