to happen or be successful.

He was very creative, although not all his ideas have panned out.

• crawling with something
• crawl out of the woodwork
• crazy about
• crazy about someone
• crazy about something
• cream of the crop
• create a stir
• creature comforts
• credibility gap
• credit someone with
• credit someone with something
• the letter of the law
• the lie of the land
• the life of the party
• the light at the end of the tunnel
• the lights are on but nobody's home.
• the lights are on but no-one's home.
• the lions' den
• the lion's share
• the long and the short of it
• the long arm of the law
• the love of life
• the love of your life
• the lowest common denominator
• the lowest of the low