Similar-sounding words in the dictionary:
5 letters:
aasen,
ashen,
assam,
as in,
athan,
athon,
ofcom,
osten,
os in,
othin,
oz in 6 letters:
ah sin,
asa in,
ascham,
ascian,
ash in,
as him,
has in,
ha son,
hof in,
osh in,
osteon,
os him 7 letters:
ah fung,
ah shun,
ah sing,
asch in,
asha in,
ashe in,
awesome,
haas in,
half in,
hash in,
has him,
hath in,
have in,
hoss in,
hoth in,
os some