어떠하다
eotteohada · TOPIK 1
to be in some state, to be how
어떠하다 = 어떠 (how, in what way) + 하다 (to be/do): to be how
The full form behind everyday 어떻다 and 어때요? (how is it?). 어떠 carries the how sense, 하다 turns it into a descriptive verb. Sound hook: eotteo-hada, as in asking uh, tuh... how is it?