reproachful; hateful; bitter
彼女の目は恨めしい。
Her eyes were reproachful.
幽霊は恨めしく彼を見つめた。
The ghost stared at him reproachfully.
長い干ばつで収穫を失い、農夫は恨めしかった。
Having lost his harvest to the long drought, the farmer felt bitter.