exigent

 
Pronunciation: /ˈɛksɪdʒ(ə)nt, ˈɛgzɪ-/

adjective

formal
  • pressing; demanding: the exigent demands of her contemporaries' music took a toll on her voice

Origin:

early 17th century: from Latin exigent- 'completing, ascertaining', from the verb exigere (see exact)