Godspeed
gods·peed
noun
1.
Origin
Univerbation of God speed, elliptical for God speed you, where speed carries the archaic sense “help, further, cause to prosper”. Compare God bless, God damn.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). CMU Pronouncing Dictionary. WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.