-a
-e
-I
-o
-u
100

rat

rat
100

bet

bet

100

bib

bib

100

mop

mop

100

cup

cup

200

cat

cat

200

led

led

200

sip

sip

200

nod

nod

200

cut

cut

300

nap

nap

300

pet

pet
300

hip

hip

300

hot

hot

300

hut

hut

400
wag
wag
400

gem

gem

400
dip
dip
400

pot

pot

400

nut

nut
500

map

map

500

web

web

500

pig

pig

500

rod

rod
500

hug

hug