Upvoted because I'd never even thought about the word goodbye ("Of course, it means 'may this bye be good'!"). Fortunately wiktionary had the answer: http://en.

Upvoted because I'd never even thought about the word goodbye ("Of course, it means 'may this bye be good'!"). Fortunately wiktionary had the answer: http://en.wiktionary.org/wiki/goodbye http://en.wiktionary.org/wiki/goodbye Pretty interesting. (And obviously, bye is just a shortened form of goodbye.)