1. (noun) someone who is an active supporter and advocate

• booster
• plugger

2. (noun) a sponsor who books and stages public entertainments

• impresario
• showman

1. (noun) someone who is an active supporter and advocate

• adman
• advertiser
• advertizer

2. (noun) a sponsor who books and stages public entertainments

• booker
• booking agent

1. (noun) someone who is an active supporter and advocate

• barker

2. (noun) a sponsor who books and stages public entertainments

• exhibitioner
• exhibitor
• shower
• organ-grinder
• porn merchant
• pornographer

1. (noun) someone who is an active supporter and advocate

• advance
• boost
• encourage
• further
• promote
• advertise
• advertize
• promote
• push
• plug