/&/ versus /aU/: 103 pairs

Al owl
at out
attar outer
bad bowed
banded bounded
banding bounding
bands bounds
banned bound
bat bout
bats bouts
bran brown
brand browned
cad cowed
cancelling counselling
cant count
canted counted
canter counter
cantered countered
cantering countering
canters counters
canting counting
cants counts
Carrie cowrie
carries cowries
catches couches
catching couching
Chas chows
clad cloud
clan clown
clannish clownish
clans clowns
daddy dowdy
Dan Down
Danny downy
drat drought
drats droughts
expand expound
expanded expounded
expanding expounding
expands expounds
fanned found
flat flout
flats flouts
Fran frown
GATT gout
gnats knouts
grand ground
Hal howl
handed hounded
handing hounding
hands hounds
has house
lad loud
ladder louder
lass louse
lat lout
manned mound
marries Maoris 
marry Maori 
mass mouse
massed moused
masses mouses
massier mousier
massiest mousiest
massing mousing
massy mousy
Nat knout
pandas pounders
pander pounder
panned pound
pat pout
patched pouched
patches pouches
patching pouching
patted pouted
patting pouting
plaid ploughed
rand round
rands rounds
rat rout
rats routs
ratted routed
ratting routing
recant recount
recanted recounted
recanting recounting
recants recounts
sand sound
sanded sounded
sanding sounding
sands sounds
scat scout
shat shout
spat spout
spats spouts
spatted spouted
spatting spouting
sprat sprout
sprats sprouts
tans towns
tat tout
tatted touted
tatting touting