"exigent" in the adjective sense
1. clamant, crying, exigent, insistent, instant
demanding attention
"clamant needs"
"a crying need"
"regarded literary questions as exigent and momentous"- H.L.Mencken
"insistent hunger"
"an instant need"
2. exigent, exacting
requiring precise accuracy
"an exacting job"
"became more exigent over his pronunciation"
Source: WordNet® (An amazing lexical database of English)
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