Solutions began again has 13 entries with similar clues

• 4-letter words
• nagsReminds again and again and again
• 5-letter words
• oftenAgain and again
• recurCome up again and again
• 6-letter words
• enosismovement for the union of cyprus with greece that began in the 1930s
• 7-letter words
• relapseagain become invalid, or again become invalid
• 8-letter words
• iraq-warConflict that began in March 2003
• 9-letter words
• continualOccurring again and again
• restartedBegan afresh
• 10-letter words
• frequentlyAgain and again
• repeatedlyAgain and again
• 11-letter words
• numbersgameBuilding began with summer house for example
• 13-letter words
• alien-romulusNew sci-fi horror movie that's the seventh film in a franchise that began in 1979: 2 wds.
• 15-letter words
• big-bang-theoryDoes it explain how it all began