Keywords and reserved words in Java

Key words:

The Java language has been defined in advance and has a special meaning and purpose.

Access control	Class, method, and variable modifiers	Program	Exception handling	Package related	Basic type	Variable reference
Public	Abstract	Break	Try	Import	Boolean	Super
Private	Class	Continue	Catch	Package	Byte	This
Protected	Extends	Retur	Throw		Char	void
	Final	Do	Thows		Double
	Implements	While			Float
	Interface	If			Int
	Native	Else			Long
	New	For			Short
	Static	instanceof			Null
	Strictfp	Switch			True
	Synchronized	Case			False
	Transient	Default
	Volatile

Reserved word: It is also predefined in the Java language, but it is not used now

And maybe someday they'll give them a purpose.

Two reserved words: Goto, const

Keywords and reserved words in Java