capitalist
bear
bondholder
bull
caller
contrarian
depositor
lender
loaner
rentier
shareholder
shareowner
stockholder
analyst
broker
buyer
consumer
customer
developer
employee
firm
investment
manager
market
option
partner
player
scientist
strategy
trader
Chester
Esther
Hester
Kester
Leicester
Lester
Nester
Nestor
Sylvester
ester
fester
jester
lester
mester
molester
nester
pester
polyester
requester
rester
semester
sequester
tester
trimester
vester
wester