6 letter words:
switch14,
twitch14,
stitch11,
5 letter words:
witch13,
swith11,
whist11,
whits11,
chits10,
stich10,
twist8,
twits8,
4 letter words:
wich12,
whit10,
wish10,
with10,
chis9,
chit9,
ichs9,
itch9,
hist7,
hits7,
shit7,
sith7,
this7,
twit7,
wist7,
wits7,
cist6,
tics6,
tits4,
3 letter words:
chi8,
hic8,
ich8,
his6,
hit6,
wis6,
wit6,
cis5,
sic5,
tic5,
its3,
sit3,
tis3,
tit3,
2 letter words:
hi5,
sh5,
is2,
it2,
si2,
ti2,