I was able to find over five-hundred words like that. Here are about eighty of the more common ones:
abbess
access
across
apogee
appall
assess
bamboo
befall
befell
booboo
bootee
bungee
bypass
caress
coffee
coulee
cuckoo
cutoff
decree
degree
duress
egress
emboss
enroll
entree
excess
extoll
gneiss
goatee
halloo
harass
hoodoo
layoff
lessee
lichee
lychee
morass
muumuu
obsess
ogress
payoff
peewee
pilaff
pizazz
pongee
puttee
rebuff
recall
recess
refill
remiss
resell
retell
ripoff
runoff
schuss
scroll
scruff
settee
shrill
sirree
soiree
squall
stress
stroll
tariff
tattoo
teepee
thrall
thrill
toffee
toupee
towhee
unless
unroll
unwell
uphill
voodoo
yippee
PEE ZOO See Too Pooaddallassboocooebbeggerrfeegooheeillinnmoooddoffteewee
3 letter words ending with double letters: * add * ass * all * bee * boo * coo * ebb * egg * err * fee * ill * moo * odd * off * see * too * tee * wee * zoo
antsybossyhussydaisygassygussylousymessymossymousypussypansysassy
addassallillofferrbeeseefeepeeteeweezooboocoogoomootoooddebb
They're simply words with six letters beginning in e and ending in you.
PEE ZOO See Too Pooaddallassboocooebbeggerrfeegooheeillinnmoooddoffteewee
3 letter words ending with double letters: * add * ass * all * bee * boo * coo * ebb * egg * err * fee * ill * moo * odd * off * see * too * tee * wee * zoo
antsybossyhussydaisygassygussylousymessymossymousypussypansysassy
addassallillofferrbeeseefeepeeteeweezooboocoogoomootoooddebb
They're simply words with six letters beginning in e and ending in you.
There are no six-letter English words that end in the letters "fay." In fact, there are no other English four-letter or more words that end in those letters.
Unfortunately, there are no words that have 4 letters in them and end with -lye.
Eel
buffcuffmuffpuffballbellbillbullcallcellmallmillmullnullpillpullrollsillselltilltelltallwallwellwillbassbosscussfusshisskisslessmessmissmassmosslosspasssasstossmuttmittbuttdollfallfellfillfull
yetis, antis, Artis
thief, grief, proof
Space and apace are.