upsurge upsup • upsurgence · · · Info · Definitions · Synonyms · Characters · · upsurge · · Text Latin · · Script 7 · · Length Definitions · · · (noun) a sudden forceful flow. Synonyms: rush, spate, surge. · · Noun Definition 1 (noun) a sudden or abrupt strong increase. Synonyms: surge. Examples: "Stimulated a surge of speculation." "An upsurge of emotion." "An upsurge in violent crime." · · Noun Definition 2 Synonyms · · · rush · · Synonym 1 spate · · Synonym 2 surge · · Synonym 3 Characters · · e latin small letter e U+0065 g latin small letter g U+0067 p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075