Exigent
Exigent , adjective
[Latin exigens, -entis, present participle of exigere to drive out or forth, require, exact. See Exact.]
Exacting or requiring immediate aid or action; pressing; critical.
At this exigent moment.
Exigent , noun
1.
Exigency; pressing necessity; decisive moment. [Obsolete]
Why do you cross me in this exigent?
2.
(o. Eng. Law) The name of a writ in proceedings before outlawry. — Abbott