Primitive Data Types

byte
short
int
long

float
double

char
boolean

Looping Keywords

do
while
for

break
continue

Branching Keywords

if
else
switch case default
break

Method, Variable and Class Modifiers

private
public
protected
final
static
abstract
synchronized

Literal Constants

false
true
null

Method Related

return
void

Package Related

package
import

Exception Handling

try
catch
finally
throw
throws

General Objected Related Keywords

new
extends
implements
class
instanceof
this
super