WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / F / firm up firm up verb 7 letters Scrabble 13 WWF 16 Definitions verb arrange firmly “firm up one's plans” Look “firm up” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →