You can only change ONE letter, AND/OR rearrange the letters currently available. The first word is:
WINS
feet
fete
free
as in rgbstock.com free stock photos :)
serf
as in me!
user
rues
rust
ruse
revs
vire
vine
rive
jive
vice
cove
over
very
prey
rely
lyre
yore
yoke
fyke
keys