The word "Fosbury" is a proper noun, and there are no synonyms for it. However, it is associated with the Fosbury Flop, a technique used in the high jump event in track and field. This technique was invented by American athlete Dick Fosbury during the 1968 Olympic Games in Mexico City. The Fosbury Flop involves jumping backwards over the crossbar, with the athlete arching their back and landing on their back. This technique revolutionized the high jump event and became widely adopted by athletes. Therefore, although there are no synonyms for the word "Fosbury," the Fosbury Flop is synonymous with the athlete and his innovative technique.