The antonym of the past tense of the anagram of the synonym of my homophone is me. What word am I?

Riddle: The antonym of the past tense of the anagram of the synonym of my homophone is me. What word am I?

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Won. Working backwards – the homophone is one. The synonym of one is sole. The anagram of sole is lose. The past tense of lose is lost, which is the antonym of won.