13 letter words:
substitutions15,
12 letter words:
substitution14,
9 letter words:
outstunts9,
8 letter words:
subunits10,
oustitis8,
outstunt8,
sunsuits8,
tuitions8,
7 letter words:
binious9,
biotins9,
bonists9,
buttons9,
subsist9,
subunit9,
titbits9,
tubists9,
unbitts9,
insists7,
intuits7,
oustiti7,
outsins7,
outsits7,
sinuous7,
stotins7,
sunsuit7,
tsotsis7,
tuition7,
unsuits7,
ustions7,
6 letter words:
biniou8,
binits8,
bionts8,
biotin8,
bisons8,
bisson8,
bonist8,
bosuns8,
buists8,
bussus8,
bustis8,
button8,
bututs8,
oubits8,
subito8,
titbit8,
tubist8,
unbitt8,
insist6,
intuit6,
otitis6,
outsin6,
outsit6,
snouts6,
stints6,
stoits6,
stotin6,
stotts6,
stouns6,
stouts6,
stunts6,
suints6,
tsotsi6,
tussis6,
tuttis6,
unsuit6,
ustion6,
5 letter words:
binit7,
bints7,
biont7,
bison7,
bitos7,
bitou7,
bitts7,
bonus7,
bosun7,
botts7,
bouns7,
bouts7,
buist7,
bunts7,
bussu7,
busti7,
busts7,
butts7,
butut7,
obiit7,
obits7,
oubit7,
snibs7,
snobs7,
snubs7,
stobs7,
stubs7,
intis5,
inust5,
nisus5,
nutso5,
oints5,
ousts5,
sinus5,
sists5,
situs5,
snits5,
snots5,
snout5,
souts5,
stint5,
stoit5,
stoss5,
stots5,
stott5,
stoun5,
stout5,
stuns5,
stunt5,
suint5,
suits5,
susus5,
tints5,
titis5,
toits5,
tonus5,
touns5,
touts5,
tutti5,
tutus5,
units5,
4 letter words:
bins6,
bint6,
bios6,
bist6,
bito6,
bits6,
bitt6,
bois6,
boss6,
bots6,
bott6,
boun6,
bout6,
buns6,
bunt6,
buss6,
bust6,
buts6,
butt6,
ibis6,
nibs6,
nobs6,
nubs6,
obis6,
obit6,
sibs6,
snib6,
snob6,
snub6,
sobs6,
stob6,
stub6,
subs6,
tubs6,
inti4,
into4,
ions4,
isit4,
isos4,
nisi4,
nits4,
nott4,
nous4,
nout4,
nuts4,
oint4,
onst4,
onus4,
oust4,
outs4,
sins4,
siss4,
sist4,
sits4,
snit4,
snot4,
sons4,
soss4,
sots4,
sous4,
sout4,
stot4,
stun4,
suit4,
suns4,
suss4,
susu4,
tins4,
tint4,
titi4,
tits4,
toit4,
tons4,
toss4,
tost4,
tots4,
toun4,
tout4,
tuis4,
tuns4,
tuts4,
tutu4,
unis4,
unit4,
unto4,
utis4,
utus4,
3 letter words:
bin5,
bio5,
bis5,
bit5,
boi5,
bon5,
bos5,
bot5,
bun5,
bus5,
but5,
nib5,
nob5,
nub5,
obi5,
obs5,
sib5,
sob5,
sub5,
tub5,
ins3,
ion3,
ios3,
iso3,
its3,
nis3,
nit3,
nos3,
not3,
nus3,
nut3,
ons3,
ous3,
out3,
sin3,
sis3,
sit3,
son3,
sos3,
sot3,
sou3,
sui3,
sun3,
sus3,
tin3,
tis3,
tit3,
ton3,
tot3,
tui3,
tun3,
tut3,
uni3,
uns3,
uts3,
utu3,
2 letter words:
bi4,
bo4,
ob4,
in2,
io2,
is2,
it2,
no2,
nu2,
oi2,
on2,
os2,
ou2,
si2,
so2,
st2,
ti2,
to2,
un2,
us2,
ut2,
