You can only change ONE letter, AND/OR rearrange the letters currently available. The first word is:
WINS
chat
itch
chit
chin
hint
whit
thaw
hawk
what
that
bath
beat
boat
both
moth
Always "me, me, me", isn't it, mothman?
moot
@4457: LOL
toot
onto
mono
moon
@4461 Ah! My favourite Oz luna-tic.
goon
Goes without saying.
song
dong
down