harbor (something) against (someone or something)
To continue to feel negative emotions, such as anger, dislike, or hatred, for someone or something. I know you're supposed to forgive and forget, but I still harbor anger against Vince—I can't help it. Valerie apologized, so I don't harbor any ill will against her these days.
harbor something against someone or something
to have and retain a bad feeling of some kind toward someone or something. I harbor no ill will against you. Alice does not harbor any bad feeling against the company that let her go.