FFFF0000 o n e \0
FFFF0004 t w o \0
FFFF0008 t h r e
FFFF000C e \0 X X
FFFF0010 f o u r
FFFF0014 \0 X X X
※ Xに何が入るか分からない

words[0] = (char*)FFFF0000
words[1] = (char*)FFFF0004
words[2] = (char*)FFFF0008
words[3] = (char*)FFFF0010

こんなイメージ