> Hi Haluk,
> Doing this: $term = get_term($term_id, $taxonomy);
> And then $term->parent, you get its parent.
> But it's with the term_id, you should never access the term_taxonomy_id
> since it's only a "link" ID.
Right, term_taxonomy_id is purely internal. No APIs expose it as a function
argument. That is why you always need to pass $term_id *and* $taxonomy (or
a $term object) to most functions.