用的最多的估计是maths （数学）
其它还有很多
altho
bathe
baths
beths
bothy
coths
eathe
gaths
goths
heths
hithe
hythe
kithe
kiths
kythe
lathe
lathi
laths
lathy
lethe
lithe
litho
liths
lythe
meths
moths
mothy
mythi
myths
mythy
oaths
ortho
paths
piths
pithy
rathe
raths
ruths
sithe
soths
sythe
taths
teths
tithe
tythe
withe
withs
withyth后面有两个字母