Here is where it all unfurls
j->u
x->z
z->g
v->b
a->s
f->c
u->l
l->p
t->d
o->f?

Thirteen-letter words
100.0     AjTHORIxATION -> AuTHORIzATION

Eight-letter words
12.5      zRINNINz -> GRINNING
12.5      agfAnORE -> S_CA_ORE
12.5      IzNORANT -> IGNORANT
12.5      WHATEVER
12.5      vROTHERa -> BROTHERS
12.5      ajNaWEET -> SUNSWEET
12.5      fREATjRE -> CREATURE
12.5      aTRANzER -> STRANGER

Seven-letter words
20.0      aKINNEt -> SKINNED
20.0      vERRIEa -> BERRIES
20.0      WHETHER
20.0      oRIENta -> _RIEN_S
20.0      zRINNEt -> GRINNED?

Six-letter words
16.0      fOuORa -> COLORS?
12.0      lEOluE -> PEOPLE
8.0       VOIfEa -> VOICES
8.0       aAVAzE -> SAVAGE
4.0       oOREaT -> FOREST?
4.0       THEgRE
4.0       THINza -> THINGS
4.0       AROjNt -> AROUND
4.0       luAfEa -> PLACES?
4.0       fIRfuE -> CIR_VE?

Five-letter words
14.6      NEVER
9.8       gOjuu -> _OULL
9.8       THINK
9.8       EARTH
9.8       lAINT -> PAINT
4.9       aTIuu -> STILL
2.4       uEARN -> lEARN
2.4       gOjVE -> _OUVE
2.4       EVERg
2.4       jNTIu -> UNTIL

Four-letter words
8.8       WITH
5.9       KNOW
5.9       WINt
4.4       fOnE -> CO_E
2.9       WOuo -> WOLF
2.9       NEEt -> NEED
2.9       fORN
2.9       aINz -> SAING
2.9       tONT -> DONT
2.9       THAT
Is SAING a word?