an attempt to find and punish people who have opinions that are believed to be dangerous.

Senator McCarthy led a witch-hunt against suspected communists during the 1950's.

• claw way somewhere
• claw your way
• claw your way back from
• claw your way back from something
• claw your way somewhere
• clean bill of health
• clean break
• Cleanliness is next to Godliness.
• clean out
• clean sheet
• clean slate
• clean someone out
• clean sweep
• clean up
• clean up act
• clean up somewhere
• clean up your act
• clear as mud
• clear-cut
• clear-eyed
• clear name
• clear out
• clear someone's name
• clear the air
• clear the decks