I'm assuming the sentence fragment is "After I play soccer". You would follow that with a comma, then "I", then a description of what you did after you played soccer.
McCarthy was a Republic Senator for the state of Wisconsin who made claims that Communist spies were in the U.S Federal Government.
A homophone is a word that sound alike but is spelled differently like "A BEAR is chasing me" and " Look at the BARE skined tree" so I don't think there is a homophone for myself. sorry