angel
backer
entry
favorite
financer
funder
grubstaker
meal ticket
mudder
patron
plate horse
plater
pole horse
pony
race horse
racer
sponsor
stable
stake horse
starter
steeplechaser
string
supporter
Acre
Baker
Quaker
Shaker
achor
acre
aker
baker
breaker
craker
faker
laker
maker
raker
saker
shaker
taker