Related Clues:

• Form thoughts
• Originate, as a phrase
• Break out of one's shell
• Think of
• Discover accidentally
• 45 Across, for one
• Coin
• Drop a line to?
• Discover by chance
• See 19 Across
• Envisage
• Tiny dispute decider
• Component of change
• Showed interest in, as at a bar
• Throat, in a toast