importunate

needing immediate attention <the demands of the chairmanship were becoming too importunate for me to continue without an assistant> Synonyms burning, clamant, compelling, critical, crying, dire, emergent, exigent, imperative, imperious, acute, instant, necessitous, pressing, urgentRelated Words demanding, extreme, immediate, insistent, intense, overriding; crucial, desperate, grave, life-and-death (also life-or-death), serious, severe, vital; dangerous, explosive, hazardous, perilous, precarious, unstableNear Antonyms incidental, low-pressure, minor, negligible, trivial, unimportant; nonthreatening, safe, stableAntonyms noncritical, nonurgent