how to show terms of a category of custom post type?

I have a custom post type named ‘listings’ and in it, I have a listings category tab in which I have created a category named ‘interests’ and inside interests category ii have some terms specified with this category.
the terms are
‘hiking’
‘dog walking’
‘swimming’
and more…

Now all I want is to show these terms in frontend using PHP

what should I do
I tried using get_terms but its returning a wp_error_object.