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Use "favoriting" in a sentence
"We've also added "favoriting" so you can save your favorite content for easy accessing later."
"Keen not to alienate his members, Biz Stone said that if users did not interact with Promoted Tweets by replying to them, "favoriting" them or retweeting them, they would"
"End-user interaction is the necessary endorsement, such as replying, "favoriting" or retweeting."