A list of 38 words by john.
- alias appears on 31 other lists
- and appears on 58 other lists
- begin appears on 20 other lists
- break appears on 55 other lists
- case appears on 35 other lists
- class appears on 31 other lists
- def appears on 5 other lists
- defined? appears on just this list
- do appears on 48 other lists
- else appears on 16 other lists
- elsif appears on just this list
- end appears on 36 other lists
- ensure appears on 23 other lists
- false appears on 13 other lists
- for appears on 38 other lists
- if appears on 31 other lists
- in appears on 50 other lists
- module appears on 12 other lists
- next appears on 19 other lists
- nil appears on 17 other lists
- not appears on 31 other lists
- or appears on 32 other lists
- redo appears on 4 other lists
- rescue appears on 15 other lists
- retry appears on 1 other list
- return appears on 22 other lists
- self appears on 20 other lists
- super appears on 33 other lists
- then appears on 19 other lists
- true appears on 36 other lists
- undef appears on just this list
- unless appears on 7 other lists
- until appears on 14 other lists
- when appears on 20 other lists
- while appears on 19 other lists
- yield appears on 44 other lists
- mr. potato head appears on 2 other lists
- donkey appears on 35 other lists

dontcry I'm surprised that 'slippers' wasn't reserved. Or 'Tuesday.'
Or 'Dee.' Aug 9, 2009
mollusque Mr. Potato Head? That might explain some things around here. Aug 9, 2009
omerk Ruby is a programming language and these are the reserved keywords that mean something to the ruby compiler when compiling scripts.
Wikipedia has more information on keywords:
http://en.wikipedia.org/wiki/Keyword_%28computer_programming%29 Dec 21, 2006
jennarenn I don't get it.
It's late.
Please elaborate.
:) Jen Dec 13, 2006