This is the 8054th most frequent German word.
hörig
Submissively dependent or under someone's control.
In this sentence, 'hörig' refers to someone being figuratively enslaved or obsessively devoted to a particular emotion or interest.
Er ist seiner Leidenschaft hörig geworden.
He has become enslaved to his passion.
Here, 'hörig' is used to indicate a state in which someone is dominated or deeply influenced, often negatively, by an entity or force.
Die Macht hat ihn hörig gemacht.
The power has made him subservient.
In this context, 'hörig' implies an emotional or psychological dependence or submission to another person.