DICTIONARY ENTRIES -----------------------------------------------------------------
How : DOUBLE DUP + ; really looks in memory:
pointer to previous word
^
|
+--|------+---+---+---+---+---+---+---+---+------------+------------+------------+------------+
| LINK | 6 | D | O | U | B | L | E | 0 | DOCOL | DUP | + | EXIT |
+---------+---+---+---+---+---+---+---+---+------------+--|---------+------------+------------+
^ len pad codeword |
| V
LINK in next word points to codeword of DUP
23