air
airfare
airline
airport
bargain
bus
cab
cheap
commuter
cost
deal
fare
fares
fee
finance
financial
flight
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heading
high
hour
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illustration
insignia
isolated
label
low
money
passenger
pay
payment
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rail
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rubber
rush
sign
stamp
sticker
symbol
tab
tag
taxi
ticket
train
transit
transport
travel
vehicle
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