Is it farther or further?
"high quality, superiority," 1910 (Ritzian, adj., is attested by 1908), in reference to the luxurious Ritz hotels in New York, London, Paris, etc., commemorating Swiss hotelier César Ritz (1850-1918). To put on the ritz "assume an air of superiority" is recorded from 1926. A verb ritz "to behave haughtily" is recorded from 1911.
[entry form 1926+, variant 1934+; fr the name of the Swiss Ce´sar Ritz and the various luxurious European hotels he built; put on the dog fr a late 1800s college, esp Yale, expression]