WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / speedup speedup noun 7 letters Scrabble 12 WWF 15 Definitions noun the act of accelerating; increasing the speed accelerationquickening Look “speedup” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →