boat boat
coal coal
coat top
coax coax
foam
goad stimulus
goal target
goat goat
hoax prank
load load
loaf bar ( bread)
loam loam
loan loan
moan groan
moat ditch
oak oak tree
p>oar paddle
oath oath
road road
roam roam
roan variegated horse
roar roar
soak dip
soap soap
soar soar
toad toad