Official source: JavaFX Language Reference "List of Reserved Words"
Interpreter Reserved Words
From the source code (com.sun.tools.javafx.antlr.v4lexer.g), reserved words in the interpreter, as of January 2009:
abstract after and as assert at attribute before bind bound break catch class continue def delete else exclusive extends false finally first for from function if import indexof in init insert instanceof into inverse last lazy mod new not null on or override package postinit private protected public-init public public-read replace return reverse sizeof static step super then this throw trigger true try tween typeof var where while with
Some keywords seem unused (lazy, typeof...).
To access Java members and fields whose names are JavaFX keywords, use literal variables: