On the hook and Unobliging

On the hook adjective - Caught in a difficult or dangerous situation.

Unobliging and on the hook are semantically related. In some cases you can use "Unobliging" instead an adjective phrase "On the hook".

Unobliging adjective - Not accommodating.

On the hook and unobliging are semantically related. Sometimes you can use "On the hook" instead an adjective "Unobliging".