Proper noun
Lifshitz (plural Lifshitzes)
A surname from Hebrew.
Evgeny Lifshitz showed (theoretically) that in certain circumstances (most commonly involving liquids), repulsive forces can arise. citation This has sparked interest in applications of the Casimir effect toward the development of levitating devices. Source: Internet
Ralph Lauren 's brother (who was his guardian) changed their family name from Lifshitz for a similar reason: fear of mockery. Source: Internet