11 letters · 31 points in Scrabble
verb manage in a makeshift way; do with whatever is at hand
verb perform without preparation
originEtymology tree English extempore Proto-Indo-European *-id- Proto-Indo-European *-yéti Proto-Indo-European *-idyéti Proto-Hellenic *-íďďō Ancient Greek -ῐ́ζω (-ĭ́zō)bor. Late Latin -izōder. Middle French -iserbor. Middle English -isen English -ize English extemporize From extempore + -ize.
Etymology from Wiktionary, CC BY-SA 3.0