The following words are reserved in Groovy:
abstract as assert boolean break byte case catch char class const continue def default do double else enum extends false final finally float for goto if implements import in instanceof int interface long native new null package private protected public return short static strictfp super switch synchronized this threadsafe throw throws transient true try void volatile while
Modifiers
The following words (included in the full list above) can be used as modifiers:
abstract, final, native, private, protected, public, static, strictfp, synchronized, threadsafe, transient, volatile
This is the same as in Java.
