Synonyms for «urgent basis»

emergency important quick immediate critical essential acute rapid instant vital necessary desperate serious frantic medical huge imminent dire crucial special significant major prompt sudden great grave strong hour national imperative extreme big utmost temporary security phone real public health high veterinary absolute ultimate top ongoing possible massive certain deep

priority case action issue matter care need service help sense attention aid urgency crisis demand concern rush problem call moment support coverage conditions area center situation reason assistance alarm importance necessity panic threat time requirement urge work relief danger use access appeal nature order appointment level opportunity facility scene