adjective, speed·i·er, speed·i·est.
Origin of speedy
Examples from the Web for speediness
This speediness on his part means that he uses up more energy, and hence needs more food, and he needs to assimilate it faster.Unexplored!|Allen Chaffee
The boy was clever and quick, but his speediness speedily degenerated into fastness.The Comic History of Rome|Gilbert Abbott Becket
If certainty be a main requisite, speediness is also necessary; lasting and cruel punishments harden but do not reclaim.Curiosities of Olden Times|S. Baring-Gould
adjective speedier or speediest
Old English spedig "prosperous, wealthy;" meaning "moving swiftly" is from late 14c., from speed (n.) + -y (2). Related: Speedily; speediness. Speedy Gonzales, Warner Brothers studios cartoon mouse, debuted in 1953 short directed by Bob McKimson.