constitutional

mastery
UK /ˌkɒn.stɪˈtjuː.ʃ(ə)n.(ə)l/ US /ˌkɑn.stɪˈt(j)u.ʃ(ə)n.(ə)l/adjnoun

card 1 of 10 · fill in the blank

The country faced a _____ crisis when the president refused to leave office.