inspirer (n.)

• abettor
• actuator
• agent
• animator
• author
• begetter
• beginner
• catalyst
• coax
• coaxer
• creator
• effector
• energizer
• father
• gadfly
• galvanizer
• generator
• impeller
• inducer
• instigator
• maker
• mother
• mover
• originator
• parent
• persuader
• pleader
• producer
• prompter
• sire
• spark
• sparker
• tempter
• wheedler