Related Clues:

• Tried a little of this, a little of that
• Tinkered
• (Of duck) fed while moving the beak around in shallow water
• Expert was injured -- acted like an amateur?
• Did a little of this, a little of that
• Experimented, got bad back and haemorrhaged!
• Casually took part (in)
• Tried casually, with 'in'