Possible Clues:

• Impel
• Encourage good vitality in European banks
• Urge, say, shown by half-hearted fool
• Rabble-rouse
• Prompt or late restaurant reviewer consumes gargantuan starter
• Sounds like something commis chef would say to head chef during breakfast service to goad a reaction
• Encourage, for instance, good running
• Prompt
• Incite, encourage
• Prod along